Home / 11,001.61-15,182.30-5,965.86

Finding the Fourth Proportional to 11,001.61, 15,182.30 and 5,965.86

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Solution

The fourth proportional to 11,001.61, 15,182.30 and 5,965.86 is: 8,232.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.61 : 15,182.30 = 5,965.86 : x
  2. Step 2: Convert to fraction form
    11,001.61/15,182.30 = 5,965.86/x
  3. Step 3: Cross multiply
    11,001.61x = 15,182.30 × 5,965.86
  4. Step 4: Simplify right side
    11,001.61x = 90,575,476.28
  5. Step 5: Solve for x
    x = 90,575,476.28/11,001.61
  6. Step 6: Final answer
    x = 8,232.93

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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.