Home / 8,252.92-11,377.85-5,415.29

Finding the Fourth Proportional to 8,252.92, 11,377.85 and 5,415.29

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Solution

The fourth proportional to 8,252.92, 11,377.85 and 5,415.29 is: 7,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.92 : 11,377.85 = 5,415.29 : x
  2. Step 2: Convert to fraction form
    8,252.92/11,377.85 = 5,415.29/x
  3. Step 3: Cross multiply
    8,252.92x = 11,377.85 × 5,415.29
  4. Step 4: Simplify right side
    8,252.92x = 61,614,357.33
  5. Step 5: Solve for x
    x = 61,614,357.33/8,252.92
  6. Step 6: Final answer
    x = 7,465.76

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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.