Home / 10,001.12-15,003.84-5,073.44

Finding the Fourth Proportional to 10,001.12, 15,003.84 and 5,073.44

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Solution

The fourth proportional to 10,001.12, 15,003.84 and 5,073.44 is: 7,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.12 : 15,003.84 = 5,073.44 : x
  2. Step 2: Convert to fraction form
    10,001.12/15,003.84 = 5,073.44/x
  3. Step 3: Cross multiply
    10,001.12x = 15,003.84 × 5,073.44
  4. Step 4: Simplify right side
    10,001.12x = 76,121,082.01
  5. Step 5: Solve for x
    x = 76,121,082.01/10,001.12
  6. Step 6: Final answer
    x = 7,611.26

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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.