Home / 8,414.20-11,612.46-5,058.10

Finding the Fourth Proportional to 8,414.20, 11,612.46 and 5,058.10

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Solution

The fourth proportional to 8,414.20, 11,612.46 and 5,058.10 is: 6,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.20 : 11,612.46 = 5,058.10 : x
  2. Step 2: Convert to fraction form
    8,414.20/11,612.46 = 5,058.10/x
  3. Step 3: Cross multiply
    8,414.20x = 11,612.46 × 5,058.10
  4. Step 4: Simplify right side
    8,414.20x = 58,736,983.93
  5. Step 5: Solve for x
    x = 58,736,983.93/8,414.20
  6. Step 6: Final answer
    x = 6,980.70

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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.