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Finding the Fourth Proportional to 6,407.81, 9,612.92 and 2,024.39

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Solution

The fourth proportional to 6,407.81, 9,612.92 and 2,024.39 is: 3,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407.81 : 9,612.92 = 2,024.39 : x
  2. Step 2: Convert to fraction form
    6,407.81/9,612.92 = 2,024.39/x
  3. Step 3: Cross multiply
    6,407.81x = 9,612.92 × 2,024.39
  4. Step 4: Simplify right side
    6,407.81x = 19,460,251.05
  5. Step 5: Solve for x
    x = 19,460,251.05/6,407.81
  6. Step 6: Final answer
    x = 3,036.96

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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.