Home / 3,140.28-4,710.60-2,414.16

Finding the Fourth Proportional to 3,140.28, 4,710.60 and 2,414.16

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Solution

The fourth proportional to 3,140.28, 4,710.60 and 2,414.16 is: 3,621.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.28 : 4,710.60 = 2,414.16 : x
  2. Step 2: Convert to fraction form
    3,140.28/4,710.60 = 2,414.16/x
  3. Step 3: Cross multiply
    3,140.28x = 4,710.60 × 2,414.16
  4. Step 4: Simplify right side
    3,140.28x = 11,372,142.10
  5. Step 5: Solve for x
    x = 11,372,142.10/3,140.28
  6. Step 6: Final answer
    x = 3,621.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.