Home / 5,001.60-7,500.24-1,538.08

Finding the Fourth Proportional to 5,001.60, 7,500.24 and 1,538.08

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Solution

The fourth proportional to 5,001.60, 7,500.24 and 1,538.08 is: 2,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.60 : 7,500.24 = 1,538.08 : x
  2. Step 2: Convert to fraction form
    5,001.60/7,500.24 = 1,538.08/x
  3. Step 3: Cross multiply
    5,001.60x = 7,500.24 × 1,538.08
  4. Step 4: Simplify right side
    5,001.60x = 11,535,969.14
  5. Step 5: Solve for x
    x = 11,535,969.14/5,001.60
  6. Step 6: Final answer
    x = 2,306.46

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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.