Home / 5,251.00-7,246.35-2,861.11

Finding the Fourth Proportional to 5,251.00, 7,246.35 and 2,861.11

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Solution

The fourth proportional to 5,251.00, 7,246.35 and 2,861.11 is: 3,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.00 : 7,246.35 = 2,861.11 : x
  2. Step 2: Convert to fraction form
    5,251.00/7,246.35 = 2,861.11/x
  3. Step 3: Cross multiply
    5,251.00x = 7,246.35 × 2,861.11
  4. Step 4: Simplify right side
    5,251.00x = 20,732,568.22
  5. Step 5: Solve for x
    x = 20,732,568.22/5,251.00
  6. Step 6: Final answer
    x = 3,948.31

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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.