Home / 4,761.68-7,147.12-2,298.23

Finding the Fourth Proportional to 4,761.68, 7,147.12 and 2,298.23

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Solution

The fourth proportional to 4,761.68, 7,147.12 and 2,298.23 is: 3,449.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.68 : 7,147.12 = 2,298.23 : x
  2. Step 2: Convert to fraction form
    4,761.68/7,147.12 = 2,298.23/x
  3. Step 3: Cross multiply
    4,761.68x = 7,147.12 × 2,298.23
  4. Step 4: Simplify right side
    4,761.68x = 16,425,743.15
  5. Step 5: Solve for x
    x = 16,425,743.15/4,761.68
  6. Step 6: Final answer
    x = 3,449.57

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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.