Home / 6,614.41-9,127.85-3,630.29

Finding the Fourth Proportional to 6,614.41, 9,127.85 and 3,630.29

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Solution

The fourth proportional to 6,614.41, 9,127.85 and 3,630.29 is: 5,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.41 : 9,127.85 = 3,630.29 : x
  2. Step 2: Convert to fraction form
    6,614.41/9,127.85 = 3,630.29/x
  3. Step 3: Cross multiply
    6,614.41x = 9,127.85 × 3,630.29
  4. Step 4: Simplify right side
    6,614.41x = 33,136,742.58
  5. Step 5: Solve for x
    x = 33,136,742.58/6,614.41
  6. Step 6: Final answer
    x = 5,009.78

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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.