Home / 8,250.13-12,378.03-2,407.60

Finding the Fourth Proportional to 8,250.13, 12,378.03 and 2,407.60

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Solution

The fourth proportional to 8,250.13, 12,378.03 and 2,407.60 is: 3,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.13 : 12,378.03 = 2,407.60 : x
  2. Step 2: Convert to fraction form
    8,250.13/12,378.03 = 2,407.60/x
  3. Step 3: Cross multiply
    8,250.13x = 12,378.03 × 2,407.60
  4. Step 4: Simplify right side
    8,250.13x = 29,801,345.03
  5. Step 5: Solve for x
    x = 29,801,345.03/8,250.13
  6. Step 6: Final answer
    x = 3,612.23

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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.