Home / 8,729.04-12,047.68-5,003.04

Finding the Fourth Proportional to 8,729.04, 12,047.68 and 5,003.04

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Solution

The fourth proportional to 8,729.04, 12,047.68 and 5,003.04 is: 6,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.04 : 12,047.68 = 5,003.04 : x
  2. Step 2: Convert to fraction form
    8,729.04/12,047.68 = 5,003.04/x
  3. Step 3: Cross multiply
    8,729.04x = 12,047.68 × 5,003.04
  4. Step 4: Simplify right side
    8,729.04x = 60,275,024.95
  5. Step 5: Solve for x
    x = 60,275,024.95/8,729.04
  6. Step 6: Final answer
    x = 6,905.11

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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.