Home / 7,499.19-11,249.03-5,747.39

Finding the Fourth Proportional to 7,499.19, 11,249.03 and 5,747.39

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Solution

The fourth proportional to 7,499.19, 11,249.03 and 5,747.39 is: 8,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.19 : 11,249.03 = 5,747.39 : x
  2. Step 2: Convert to fraction form
    7,499.19/11,249.03 = 5,747.39/x
  3. Step 3: Cross multiply
    7,499.19x = 11,249.03 × 5,747.39
  4. Step 4: Simplify right side
    7,499.19x = 64,652,562.53
  5. Step 5: Solve for x
    x = 64,652,562.53/7,499.19
  6. Step 6: Final answer
    x = 8,621.27

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Double scale
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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.