Home / 8,265.80-12,399.08-2,343.13

Finding the Fourth Proportional to 8,265.80, 12,399.08 and 2,343.13

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Solution

The fourth proportional to 8,265.80, 12,399.08 and 2,343.13 is: 3,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.80 : 12,399.08 = 2,343.13 : x
  2. Step 2: Convert to fraction form
    8,265.80/12,399.08 = 2,343.13/x
  3. Step 3: Cross multiply
    8,265.80x = 12,399.08 × 2,343.13
  4. Step 4: Simplify right side
    8,265.80x = 29,052,656.32
  5. Step 5: Solve for x
    x = 29,052,656.32/8,265.80
  6. Step 6: Final answer
    x = 3,514.80

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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.