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Finding the Fourth Proportional to 6,407.71, 9,609.03 and 2,247.35

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Solution

The fourth proportional to 6,407.71, 9,609.03 and 2,247.35 is: 3,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407.71 : 9,609.03 = 2,247.35 : x
  2. Step 2: Convert to fraction form
    6,407.71/9,609.03 = 2,247.35/x
  3. Step 3: Cross multiply
    6,407.71x = 9,609.03 × 2,247.35
  4. Step 4: Simplify right side
    6,407.71x = 21,594,805.53
  5. Step 5: Solve for x
    x = 21,594,805.53/6,407.71
  6. Step 6: Final answer
    x = 3,370.13

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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.