Home / 8,001.75-12,003.45-4,492.83

Finding the Fourth Proportional to 8,001.75, 12,003.45 and 4,492.83

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Solution

The fourth proportional to 8,001.75, 12,003.45 and 4,492.83 is: 6,739.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.75 : 12,003.45 = 4,492.83 : x
  2. Step 2: Convert to fraction form
    8,001.75/12,003.45 = 4,492.83/x
  3. Step 3: Cross multiply
    8,001.75x = 12,003.45 × 4,492.83
  4. Step 4: Simplify right side
    8,001.75x = 53,929,460.26
  5. Step 5: Solve for x
    x = 53,929,460.26/8,001.75
  6. Step 6: Final answer
    x = 6,739.71

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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.