Home / 10,310.24-14,223.12-6,115.52

Finding the Fourth Proportional to 10,310.24, 14,223.12 and 6,115.52

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Solution

The fourth proportional to 10,310.24, 14,223.12 and 6,115.52 is: 8,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.24 : 14,223.12 = 6,115.52 : x
  2. Step 2: Convert to fraction form
    10,310.24/14,223.12 = 6,115.52/x
  3. Step 3: Cross multiply
    10,310.24x = 14,223.12 × 6,115.52
  4. Step 4: Simplify right side
    10,310.24x = 86,981,774.82
  5. Step 5: Solve for x
    x = 86,981,774.82/10,310.24
  6. Step 6: Final answer
    x = 8,436.45

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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.