Home / 8,301.20-12,451.77-2,458.26

Finding the Fourth Proportional to 8,301.20, 12,451.77 and 2,458.26

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Solution

The fourth proportional to 8,301.20, 12,451.77 and 2,458.26 is: 3,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.20 : 12,451.77 = 2,458.26 : x
  2. Step 2: Convert to fraction form
    8,301.20/12,451.77 = 2,458.26/x
  3. Step 3: Cross multiply
    8,301.20x = 12,451.77 × 2,458.26
  4. Step 4: Simplify right side
    8,301.20x = 30,609,688.12
  5. Step 5: Solve for x
    x = 30,609,688.12/8,301.20
  6. Step 6: Final answer
    x = 3,687.38

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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.