Home / 5,071.68-7,601.31-2,882.25

Finding the Fourth Proportional to 5,071.68, 7,601.31 and 2,882.25

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Solution

The fourth proportional to 5,071.68, 7,601.31 and 2,882.25 is: 4,319.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.68 : 7,601.31 = 2,882.25 : x
  2. Step 2: Convert to fraction form
    5,071.68/7,601.31 = 2,882.25/x
  3. Step 3: Cross multiply
    5,071.68x = 7,601.31 × 2,882.25
  4. Step 4: Simplify right side
    5,071.68x = 21,908,875.75
  5. Step 5: Solve for x
    x = 21,908,875.75/5,071.68
  6. Step 6: Final answer
    x = 4,319.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.