Home / 10,179.60-14,047.20-5,987.04

Finding the Fourth Proportional to 10,179.60, 14,047.20 and 5,987.04

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Solution

The fourth proportional to 10,179.60, 14,047.20 and 5,987.04 is: 8,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.60 : 14,047.20 = 5,987.04 : x
  2. Step 2: Convert to fraction form
    10,179.60/14,047.20 = 5,987.04/x
  3. Step 3: Cross multiply
    10,179.60x = 14,047.20 × 5,987.04
  4. Step 4: Simplify right side
    10,179.60x = 84,101,148.29
  5. Step 5: Solve for x
    x = 84,101,148.29/10,179.60
  6. Step 6: Final answer
    x = 8,261.73

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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.