Home / 7,630.04-11,446.78-4,119.97

Finding the Fourth Proportional to 7,630.04, 11,446.78 and 4,119.97

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Solution

The fourth proportional to 7,630.04, 11,446.78 and 4,119.97 is: 6,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.04 : 11,446.78 = 4,119.97 : x
  2. Step 2: Convert to fraction form
    7,630.04/11,446.78 = 4,119.97/x
  3. Step 3: Cross multiply
    7,630.04x = 11,446.78 × 4,119.97
  4. Step 4: Simplify right side
    7,630.04x = 47,160,390.20
  5. Step 5: Solve for x
    x = 47,160,390.20/7,630.04
  6. Step 6: Final answer
    x = 6,180.88

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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.