Home / 3,503.00-4,841.10-2,872.55

Finding the Fourth Proportional to 3,503.00, 4,841.10 and 2,872.55

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Solution

The fourth proportional to 3,503.00, 4,841.10 and 2,872.55 is: 3,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.00 : 4,841.10 = 2,872.55 : x
  2. Step 2: Convert to fraction form
    3,503.00/4,841.10 = 2,872.55/x
  3. Step 3: Cross multiply
    3,503.00x = 4,841.10 × 2,872.55
  4. Step 4: Simplify right side
    3,503.00x = 13,906,277.60
  5. Step 5: Solve for x
    x = 13,906,277.60/3,503.00
  6. Step 6: Final answer
    x = 3,969.83

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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.