Home / 3,432.63-4,737.05-1,860.73

Finding the Fourth Proportional to 3,432.63, 4,737.05 and 1,860.73

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Solution

The fourth proportional to 3,432.63, 4,737.05 and 1,860.73 is: 2,567.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.63 : 4,737.05 = 1,860.73 : x
  2. Step 2: Convert to fraction form
    3,432.63/4,737.05 = 1,860.73/x
  3. Step 3: Cross multiply
    3,432.63x = 4,737.05 × 1,860.73
  4. Step 4: Simplify right side
    3,432.63x = 8,814,371.05
  5. Step 5: Solve for x
    x = 8,814,371.05/3,432.63
  6. Step 6: Final answer
    x = 2,567.82

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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.