Home / 3,543.87-5,312.52-1,568.45

Finding the Fourth Proportional to 3,543.87, 5,312.52 and 1,568.45

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Solution

The fourth proportional to 3,543.87, 5,312.52 and 1,568.45 is: 2,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.87 : 5,312.52 = 1,568.45 : x
  2. Step 2: Convert to fraction form
    3,543.87/5,312.52 = 1,568.45/x
  3. Step 3: Cross multiply
    3,543.87x = 5,312.52 × 1,568.45
  4. Step 4: Simplify right side
    3,543.87x = 8,332,387.59
  5. Step 5: Solve for x
    x = 8,332,387.59/3,543.87
  6. Step 6: Final answer
    x = 2,351.21

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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.