Home / 3,432.85-4,737.34-1,860.95

Finding the Fourth Proportional to 3,432.85, 4,737.34 and 1,860.95

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Solution

The fourth proportional to 3,432.85, 4,737.34 and 1,860.95 is: 2,568.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.85 : 4,737.34 = 1,860.95 : x
  2. Step 2: Convert to fraction form
    3,432.85/4,737.34 = 1,860.95/x
  3. Step 3: Cross multiply
    3,432.85x = 4,737.34 × 1,860.95
  4. Step 4: Simplify right side
    3,432.85x = 8,815,952.87
  5. Step 5: Solve for x
    x = 8,815,952.87/3,432.85
  6. Step 6: Final answer
    x = 2,568.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.