Home / 11,339.74-15,650.13-6,304.47

Finding the Fourth Proportional to 11,339.74, 15,650.13 and 6,304.47

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Solution

The fourth proportional to 11,339.74, 15,650.13 and 6,304.47 is: 8,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.74 : 15,650.13 = 6,304.47 : x
  2. Step 2: Convert to fraction form
    11,339.74/15,650.13 = 6,304.47/x
  3. Step 3: Cross multiply
    11,339.74x = 15,650.13 × 6,304.47
  4. Step 4: Simplify right side
    11,339.74x = 98,665,740.03
  5. Step 5: Solve for x
    x = 98,665,740.03/11,339.74
  6. Step 6: Final answer
    x = 8,700.88

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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.