Home / 3,748.98-5,622.20-1,774.32

Finding the Fourth Proportional to 3,748.98, 5,622.20 and 1,774.32

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Solution

The fourth proportional to 3,748.98, 5,622.20 and 1,774.32 is: 2,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.98 : 5,622.20 = 1,774.32 : x
  2. Step 2: Convert to fraction form
    3,748.98/5,622.20 = 1,774.32/x
  3. Step 3: Cross multiply
    3,748.98x = 5,622.20 × 1,774.32
  4. Step 4: Simplify right side
    3,748.98x = 9,975,581.90
  5. Step 5: Solve for x
    x = 9,975,581.90/3,748.98
  6. Step 6: Final answer
    x = 2,660.88

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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.