Home / 3,113.08-4,300.14-2,325.76

Finding the Fourth Proportional to 3,113.08, 4,300.14 and 2,325.76

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Solution

The fourth proportional to 3,113.08, 4,300.14 and 2,325.76 is: 3,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.08 : 4,300.14 = 2,325.76 : x
  2. Step 2: Convert to fraction form
    3,113.08/4,300.14 = 2,325.76/x
  3. Step 3: Cross multiply
    3,113.08x = 4,300.14 × 2,325.76
  4. Step 4: Simplify right side
    3,113.08x = 10,001,093.61
  5. Step 5: Solve for x
    x = 10,001,093.61/3,113.08
  6. Step 6: Final answer
    x = 3,212.60

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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.