Home / 3,432.61-4,737.01-1,860.71

Finding the Fourth Proportional to 3,432.61, 4,737.01 and 1,860.71

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Solution

The fourth proportional to 3,432.61, 4,737.01 and 1,860.71 is: 2,567.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.61 : 4,737.01 = 1,860.71 : x
  2. Step 2: Convert to fraction form
    3,432.61/4,737.01 = 1,860.71/x
  3. Step 3: Cross multiply
    3,432.61x = 4,737.01 × 1,860.71
  4. Step 4: Simplify right side
    3,432.61x = 8,814,171.80
  5. Step 5: Solve for x
    x = 8,814,171.80/3,432.61
  6. Step 6: Final answer
    x = 2,567.77

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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.