Home / 9,319.59-13,976.62-4,934.66

Finding the Fourth Proportional to 9,319.59, 13,976.62 and 4,934.66

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Solution

The fourth proportional to 9,319.59, 13,976.62 and 4,934.66 is: 7,400.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.59 : 13,976.62 = 4,934.66 : x
  2. Step 2: Convert to fraction form
    9,319.59/13,976.62 = 4,934.66/x
  3. Step 3: Cross multiply
    9,319.59x = 13,976.62 × 4,934.66
  4. Step 4: Simplify right side
    9,319.59x = 68,969,785.43
  5. Step 5: Solve for x
    x = 68,969,785.43/9,319.59
  6. Step 6: Final answer
    x = 7,400.52

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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.