Home / 11,010.23-16,508.32-7,257.68

Finding the Fourth Proportional to 11,010.23, 16,508.32 and 7,257.68

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Solution

The fourth proportional to 11,010.23, 16,508.32 and 7,257.68 is: 10,881.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.23 : 16,508.32 = 7,257.68 : x
  2. Step 2: Convert to fraction form
    11,010.23/16,508.32 = 7,257.68/x
  3. Step 3: Cross multiply
    11,010.23x = 16,508.32 × 7,257.68
  4. Step 4: Simplify right side
    11,010.23x = 119,812,103.90
  5. Step 5: Solve for x
    x = 119,812,103.90/11,010.23
  6. Step 6: Final answer
    x = 10,881.89

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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.