Home / 3,112.08-4,294.98-2,324.76

Finding the Fourth Proportional to 3,112.08, 4,294.98 and 2,324.76

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Solution

The fourth proportional to 3,112.08, 4,294.98 and 2,324.76 is: 3,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.08 : 4,294.98 = 2,324.76 : x
  2. Step 2: Convert to fraction form
    3,112.08/4,294.98 = 2,324.76/x
  3. Step 3: Cross multiply
    3,112.08x = 4,294.98 × 2,324.76
  4. Step 4: Simplify right side
    3,112.08x = 9,984,797.70
  5. Step 5: Solve for x
    x = 9,984,797.70/3,112.08
  6. Step 6: Final answer
    x = 3,208.40

Related Problems

Find fourth proportional to 1,556.04, 2,147.49 and 1,162.38
Half scale
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Double scale
Find fourth proportional to 3,113.08, 4,296.36 and 2,325.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.