Home / 7,387.32-10,194.60-4,404.88

Finding the Fourth Proportional to 7,387.32, 10,194.60 and 4,404.88

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Solution

The fourth proportional to 7,387.32, 10,194.60 and 4,404.88 is: 6,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.32 : 10,194.60 = 4,404.88 : x
  2. Step 2: Convert to fraction form
    7,387.32/10,194.60 = 4,404.88/x
  3. Step 3: Cross multiply
    7,387.32x = 10,194.60 × 4,404.88
  4. Step 4: Simplify right side
    7,387.32x = 44,906,018.91
  5. Step 5: Solve for x
    x = 44,906,018.91/7,387.32
  6. Step 6: Final answer
    x = 6,078.79

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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.