Home / 3,352.98-4,627.38-1,861.38

Finding the Fourth Proportional to 3,352.98, 4,627.38 and 1,861.38

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Solution

The fourth proportional to 3,352.98, 4,627.38 and 1,861.38 is: 2,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.98 : 4,627.38 = 1,861.38 : x
  2. Step 2: Convert to fraction form
    3,352.98/4,627.38 = 1,861.38/x
  3. Step 3: Cross multiply
    3,352.98x = 4,627.38 × 1,861.38
  4. Step 4: Simplify right side
    3,352.98x = 8,613,312.58
  5. Step 5: Solve for x
    x = 8,613,312.58/3,352.98
  6. Step 6: Final answer
    x = 2,568.85

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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.