Home / 11,049.48-15,247.80-6,332.88

Finding the Fourth Proportional to 11,049.48, 15,247.80 and 6,332.88

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Solution

The fourth proportional to 11,049.48, 15,247.80 and 6,332.88 is: 8,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.48 : 15,247.80 = 6,332.88 : x
  2. Step 2: Convert to fraction form
    11,049.48/15,247.80 = 6,332.88/x
  3. Step 3: Cross multiply
    11,049.48x = 15,247.80 × 6,332.88
  4. Step 4: Simplify right side
    11,049.48x = 96,562,487.66
  5. Step 5: Solve for x
    x = 96,562,487.66/11,049.48
  6. Step 6: Final answer
    x = 8,739.10

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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.