Home / 7,502.18-11,249.49-3,342.02

Finding the Fourth Proportional to 7,502.18, 11,249.49 and 3,342.02

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Solution

The fourth proportional to 7,502.18, 11,249.49 and 3,342.02 is: 5,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.18 : 11,249.49 = 3,342.02 : x
  2. Step 2: Convert to fraction form
    7,502.18/11,249.49 = 3,342.02/x
  3. Step 3: Cross multiply
    7,502.18x = 11,249.49 × 3,342.02
  4. Step 4: Simplify right side
    7,502.18x = 37,596,020.57
  5. Step 5: Solve for x
    x = 37,596,020.57/7,502.18
  6. Step 6: Final answer
    x = 5,011.35

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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.