Home / 7,507.72-11,252.47-5,514.87

Finding the Fourth Proportional to 7,507.72, 11,252.47 and 5,514.87

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Solution

The fourth proportional to 7,507.72, 11,252.47 and 5,514.87 is: 8,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.72 : 11,252.47 = 5,514.87 : x
  2. Step 2: Convert to fraction form
    7,507.72/11,252.47 = 5,514.87/x
  3. Step 3: Cross multiply
    7,507.72x = 11,252.47 × 5,514.87
  4. Step 4: Simplify right side
    7,507.72x = 62,055,909.23
  5. Step 5: Solve for x
    x = 62,055,909.23/7,507.72
  6. Step 6: Final answer
    x = 8,265.61

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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.