Home / 5,903.60-8,147.18-3,666.71

Finding the Fourth Proportional to 5,903.60, 8,147.18 and 3,666.71

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Solution

The fourth proportional to 5,903.60, 8,147.18 and 3,666.71 is: 5,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.60 : 8,147.18 = 3,666.71 : x
  2. Step 2: Convert to fraction form
    5,903.60/8,147.18 = 3,666.71/x
  3. Step 3: Cross multiply
    5,903.60x = 8,147.18 × 3,666.71
  4. Step 4: Simplify right side
    5,903.60x = 29,873,375.91
  5. Step 5: Solve for x
    x = 29,873,375.91/5,903.60
  6. Step 6: Final answer
    x = 5,060.19

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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.