Home / 10,191.24-15,257.19-5,961.51

Finding the Fourth Proportional to 10,191.24, 15,257.19 and 5,961.51

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Solution

The fourth proportional to 10,191.24, 15,257.19 and 5,961.51 is: 8,924.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191.24 : 15,257.19 = 5,961.51 : x
  2. Step 2: Convert to fraction form
    10,191.24/15,257.19 = 5,961.51/x
  3. Step 3: Cross multiply
    10,191.24x = 15,257.19 × 5,961.51
  4. Step 4: Simplify right side
    10,191.24x = 90,955,890.76
  5. Step 5: Solve for x
    x = 90,955,890.76/10,191.24
  6. Step 6: Final answer
    x = 8,924.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.