Home / 11,236.57-15,508.29-6,699.83

Finding the Fourth Proportional to 11,236.57, 15,508.29 and 6,699.83

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Solution

The fourth proportional to 11,236.57, 15,508.29 and 6,699.83 is: 9,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.57 : 15,508.29 = 6,699.83 : x
  2. Step 2: Convert to fraction form
    11,236.57/15,508.29 = 6,699.83/x
  3. Step 3: Cross multiply
    11,236.57x = 15,508.29 × 6,699.83
  4. Step 4: Simplify right side
    11,236.57x = 103,902,854.17
  5. Step 5: Solve for x
    x = 103,902,854.17/11,236.57
  6. Step 6: Final answer
    x = 9,246.85

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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.