Home / 7,654.52-10,567.26-5,149.81

Finding the Fourth Proportional to 7,654.52, 10,567.26 and 5,149.81

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Solution

The fourth proportional to 7,654.52, 10,567.26 and 5,149.81 is: 7,109.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.52 : 10,567.26 = 5,149.81 : x
  2. Step 2: Convert to fraction form
    7,654.52/10,567.26 = 5,149.81/x
  3. Step 3: Cross multiply
    7,654.52x = 10,567.26 × 5,149.81
  4. Step 4: Simplify right side
    7,654.52x = 54,419,328.38
  5. Step 5: Solve for x
    x = 54,419,328.38/7,654.52
  6. Step 6: Final answer
    x = 7,109.44

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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.