Home / 6,715.39-10,029.17-5,717.57

Finding the Fourth Proportional to 6,715.39, 10,029.17 and 5,717.57

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Solution

The fourth proportional to 6,715.39, 10,029.17 and 5,717.57 is: 8,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.39 : 10,029.17 = 5,717.57 : x
  2. Step 2: Convert to fraction form
    6,715.39/10,029.17 = 5,717.57/x
  3. Step 3: Cross multiply
    6,715.39x = 10,029.17 × 5,717.57
  4. Step 4: Simplify right side
    6,715.39x = 57,342,481.52
  5. Step 5: Solve for x
    x = 57,342,481.52/6,715.39
  6. Step 6: Final answer
    x = 8,538.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.