Home / 3,720.52-5,581.70-2,627.02

Finding the Fourth Proportional to 3,720.52, 5,581.70 and 2,627.02

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Solution

The fourth proportional to 3,720.52, 5,581.70 and 2,627.02 is: 3,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.52 : 5,581.70 = 2,627.02 : x
  2. Step 2: Convert to fraction form
    3,720.52/5,581.70 = 2,627.02/x
  3. Step 3: Cross multiply
    3,720.52x = 5,581.70 × 2,627.02
  4. Step 4: Simplify right side
    3,720.52x = 14,663,224.40
  5. Step 5: Solve for x
    x = 14,663,224.40/3,720.52
  6. Step 6: Final answer
    x = 3,941.18

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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.