Home / 3,572.19-5,354.56-1,493.40

Finding the Fourth Proportional to 3,572.19, 5,354.56 and 1,493.40

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Solution

The fourth proportional to 3,572.19, 5,354.56 and 1,493.40 is: 2,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.19 : 5,354.56 = 1,493.40 : x
  2. Step 2: Convert to fraction form
    3,572.19/5,354.56 = 1,493.40/x
  3. Step 3: Cross multiply
    3,572.19x = 5,354.56 × 1,493.40
  4. Step 4: Simplify right side
    3,572.19x = 7,996,499.90
  5. Step 5: Solve for x
    x = 7,996,499.90/3,572.19
  6. Step 6: Final answer
    x = 2,238.54

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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.