Home / 3,749.57-5,624.28-1,526.78

Finding the Fourth Proportional to 3,749.57, 5,624.28 and 1,526.78

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Solution

The fourth proportional to 3,749.57, 5,624.28 and 1,526.78 is: 2,290.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.57 : 5,624.28 = 1,526.78 : x
  2. Step 2: Convert to fraction form
    3,749.57/5,624.28 = 1,526.78/x
  3. Step 3: Cross multiply
    3,749.57x = 5,624.28 × 1,526.78
  4. Step 4: Simplify right side
    3,749.57x = 8,587,052.28
  5. Step 5: Solve for x
    x = 8,587,052.28/3,749.57
  6. Step 6: Final answer
    x = 2,290.15

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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.