Home / 10,896.17-15,044.43-8,508.83

Finding the Fourth Proportional to 10,896.17, 15,044.43 and 8,508.83

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Solution

The fourth proportional to 10,896.17, 15,044.43 and 8,508.83 is: 11,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.17 : 15,044.43 = 8,508.83 : x
  2. Step 2: Convert to fraction form
    10,896.17/15,044.43 = 8,508.83/x
  3. Step 3: Cross multiply
    10,896.17x = 15,044.43 × 8,508.83
  4. Step 4: Simplify right side
    10,896.17x = 128,010,497.32
  5. Step 5: Solve for x
    x = 128,010,497.32/10,896.17
  6. Step 6: Final answer
    x = 11,748.21

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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.