Home / 11,001.48-15,182.52-6,287.28

Finding the Fourth Proportional to 11,001.48, 15,182.52 and 6,287.28

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Solution

The fourth proportional to 11,001.48, 15,182.52 and 6,287.28 is: 8,676.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.48 : 15,182.52 = 6,287.28 : x
  2. Step 2: Convert to fraction form
    11,001.48/15,182.52 = 6,287.28/x
  3. Step 3: Cross multiply
    11,001.48x = 15,182.52 × 6,287.28
  4. Step 4: Simplify right side
    11,001.48x = 95,456,754.35
  5. Step 5: Solve for x
    x = 95,456,754.35/11,001.48
  6. Step 6: Final answer
    x = 8,676.72

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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.