Home / 6,614.24-9,127.88-3,630.20

Finding the Fourth Proportional to 6,614.24, 9,127.88 and 3,630.20

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Solution

The fourth proportional to 6,614.24, 9,127.88 and 3,630.20 is: 5,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.24 : 9,127.88 = 3,630.20 : x
  2. Step 2: Convert to fraction form
    6,614.24/9,127.88 = 3,630.20/x
  3. Step 3: Cross multiply
    6,614.24x = 9,127.88 × 3,630.20
  4. Step 4: Simplify right side
    6,614.24x = 33,136,029.98
  5. Step 5: Solve for x
    x = 33,136,029.98/6,614.24
  6. Step 6: Final answer
    x = 5,009.80

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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.