Home / 6,747.26-9,307.68-5,489.72

Finding the Fourth Proportional to 6,747.26, 9,307.68 and 5,489.72

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Solution

The fourth proportional to 6,747.26, 9,307.68 and 5,489.72 is: 7,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.26 : 9,307.68 = 5,489.72 : x
  2. Step 2: Convert to fraction form
    6,747.26/9,307.68 = 5,489.72/x
  3. Step 3: Cross multiply
    6,747.26x = 9,307.68 × 5,489.72
  4. Step 4: Simplify right side
    6,747.26x = 51,096,557.05
  5. Step 5: Solve for x
    x = 51,096,557.05/6,747.26
  6. Step 6: Final answer
    x = 7,572.93

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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.