Home / 11,048.80-15,242.04-6,330.28

Finding the Fourth Proportional to 11,048.80, 15,242.04 and 6,330.28

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Solution

The fourth proportional to 11,048.80, 15,242.04 and 6,330.28 is: 8,732.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.80 : 15,242.04 = 6,330.28 : x
  2. Step 2: Convert to fraction form
    11,048.80/15,242.04 = 6,330.28/x
  3. Step 3: Cross multiply
    11,048.80x = 15,242.04 × 6,330.28
  4. Step 4: Simplify right side
    11,048.80x = 96,486,380.97
  5. Step 5: Solve for x
    x = 96,486,380.97/11,048.80
  6. Step 6: Final answer
    x = 8,732.75

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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.