Home / 2,932.60-4,047.90-2,414.20

Finding the Fourth Proportional to 2,932.60, 4,047.90 and 2,414.20

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Solution

The fourth proportional to 2,932.60, 4,047.90 and 2,414.20 is: 3,332.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.60 : 4,047.90 = 2,414.20 : x
  2. Step 2: Convert to fraction form
    2,932.60/4,047.90 = 2,414.20/x
  3. Step 3: Cross multiply
    2,932.60x = 4,047.90 × 2,414.20
  4. Step 4: Simplify right side
    2,932.60x = 9,772,440.18
  5. Step 5: Solve for x
    x = 9,772,440.18/2,932.60
  6. Step 6: Final answer
    x = 3,332.35

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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.