Home / 4,411.38-6,612.85-1,637.31

Finding the Fourth Proportional to 4,411.38, 6,612.85 and 1,637.31

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Solution

The fourth proportional to 4,411.38, 6,612.85 and 1,637.31 is: 2,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.38 : 6,612.85 = 1,637.31 : x
  2. Step 2: Convert to fraction form
    4,411.38/6,612.85 = 1,637.31/x
  3. Step 3: Cross multiply
    4,411.38x = 6,612.85 × 1,637.31
  4. Step 4: Simplify right side
    4,411.38x = 10,827,285.43
  5. Step 5: Solve for x
    x = 10,827,285.43/4,411.38
  6. Step 6: Final answer
    x = 2,454.40

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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.