Home / 4,272.47-6,408.80-1,675.41

Finding the Fourth Proportional to 4,272.47, 6,408.80 and 1,675.41

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Solution

The fourth proportional to 4,272.47, 6,408.80 and 1,675.41 is: 2,513.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.47 : 6,408.80 = 1,675.41 : x
  2. Step 2: Convert to fraction form
    4,272.47/6,408.80 = 1,675.41/x
  3. Step 3: Cross multiply
    4,272.47x = 6,408.80 × 1,675.41
  4. Step 4: Simplify right side
    4,272.47x = 10,737,350.90
  5. Step 5: Solve for x
    x = 10,737,350.90/4,272.47
  6. Step 6: Final answer
    x = 2,513.15

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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.