Home / 5,007.11-7,514.51-4,750.16

Finding the Fourth Proportional to 5,007.11, 7,514.51 and 4,750.16

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Solution

The fourth proportional to 5,007.11, 7,514.51 and 4,750.16 is: 7,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.11 : 7,514.51 = 4,750.16 : x
  2. Step 2: Convert to fraction form
    5,007.11/7,514.51 = 4,750.16/x
  3. Step 3: Cross multiply
    5,007.11x = 7,514.51 × 4,750.16
  4. Step 4: Simplify right side
    5,007.11x = 35,695,099.12
  5. Step 5: Solve for x
    x = 35,695,099.12/5,007.11
  6. Step 6: Final answer
    x = 7,128.89

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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.