Home / 3,432.80-4,737.26-1,860.88

Finding the Fourth Proportional to 3,432.80, 4,737.26 and 1,860.88

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Solution

The fourth proportional to 3,432.80, 4,737.26 and 1,860.88 is: 2,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.80 : 4,737.26 = 1,860.88 : x
  2. Step 2: Convert to fraction form
    3,432.80/4,737.26 = 1,860.88/x
  3. Step 3: Cross multiply
    3,432.80x = 4,737.26 × 1,860.88
  4. Step 4: Simplify right side
    3,432.80x = 8,815,472.39
  5. Step 5: Solve for x
    x = 8,815,472.39/3,432.80
  6. Step 6: Final answer
    x = 2,568.01

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1.5x scale

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.