Home / 3,419.43-5,126.50-1,569.21

Finding the Fourth Proportional to 3,419.43, 5,126.50 and 1,569.21

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Solution

The fourth proportional to 3,419.43, 5,126.50 and 1,569.21 is: 2,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.43 : 5,126.50 = 1,569.21 : x
  2. Step 2: Convert to fraction form
    3,419.43/5,126.50 = 1,569.21/x
  3. Step 3: Cross multiply
    3,419.43x = 5,126.50 × 1,569.21
  4. Step 4: Simplify right side
    3,419.43x = 8,044,555.07
  5. Step 5: Solve for x
    x = 8,044,555.07/3,419.43
  6. Step 6: Final answer
    x = 2,352.60

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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.