Home / 5,001.12-7,505.04-2,079.42

Finding the Fourth Proportional to 5,001.12, 7,505.04 and 2,079.42

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Solution

The fourth proportional to 5,001.12, 7,505.04 and 2,079.42 is: 3,120.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.12 : 7,505.04 = 2,079.42 : x
  2. Step 2: Convert to fraction form
    5,001.12/7,505.04 = 2,079.42/x
  3. Step 3: Cross multiply
    5,001.12x = 7,505.04 × 2,079.42
  4. Step 4: Simplify right side
    5,001.12x = 15,606,130.28
  5. Step 5: Solve for x
    x = 15,606,130.28/5,001.12
  6. Step 6: Final answer
    x = 3,120.53

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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.