Home / 4,114.92-5,679.87-2,347.70

Finding the Fourth Proportional to 4,114.92, 5,679.87 and 2,347.70

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Solution

The fourth proportional to 4,114.92, 5,679.87 and 2,347.70 is: 3,240.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.92 : 5,679.87 = 2,347.70 : x
  2. Step 2: Convert to fraction form
    4,114.92/5,679.87 = 2,347.70/x
  3. Step 3: Cross multiply
    4,114.92x = 5,679.87 × 2,347.70
  4. Step 4: Simplify right side
    4,114.92x = 13,334,602.40
  5. Step 5: Solve for x
    x = 13,334,602.40/4,114.92
  6. Step 6: Final answer
    x = 3,240.55

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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.