Home / 8,854.90-13,251.56-7,275.94

Finding the Fourth Proportional to 8,854.90, 13,251.56 and 7,275.94

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Solution

The fourth proportional to 8,854.90, 13,251.56 and 7,275.94 is: 10,888.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.90 : 13,251.56 = 7,275.94 : x
  2. Step 2: Convert to fraction form
    8,854.90/13,251.56 = 7,275.94/x
  3. Step 3: Cross multiply
    8,854.90x = 13,251.56 × 7,275.94
  4. Step 4: Simplify right side
    8,854.90x = 96,417,555.47
  5. Step 5: Solve for x
    x = 96,417,555.47/8,854.90
  6. Step 6: Final answer
    x = 10,888.61

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1.5x scale

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.