Home / 3,454.50-4,767.21-1,882.60

Finding the Fourth Proportional to 3,454.50, 4,767.21 and 1,882.60

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Solution

The fourth proportional to 3,454.50, 4,767.21 and 1,882.60 is: 2,597.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.50 : 4,767.21 = 1,882.60 : x
  2. Step 2: Convert to fraction form
    3,454.50/4,767.21 = 1,882.60/x
  3. Step 3: Cross multiply
    3,454.50x = 4,767.21 × 1,882.60
  4. Step 4: Simplify right side
    3,454.50x = 8,974,737.63
  5. Step 5: Solve for x
    x = 8,974,737.63/3,454.50
  6. Step 6: Final answer
    x = 2,597.98

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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.