Home / 8,169.60-12,260.61-5,984.04

Finding the Fourth Proportional to 8,169.60, 12,260.61 and 5,984.04

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Solution

The fourth proportional to 8,169.60, 12,260.61 and 5,984.04 is: 8,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.60 : 12,260.61 = 5,984.04 : x
  2. Step 2: Convert to fraction form
    8,169.60/12,260.61 = 5,984.04/x
  3. Step 3: Cross multiply
    8,169.60x = 12,260.61 × 5,984.04
  4. Step 4: Simplify right side
    8,169.60x = 73,367,980.66
  5. Step 5: Solve for x
    x = 73,367,980.66/8,169.60
  6. Step 6: Final answer
    x = 8,980.61

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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.