Home / 8,032.48-12,048.72-2,189.08

Finding the Fourth Proportional to 8,032.48, 12,048.72 and 2,189.08

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Solution

The fourth proportional to 8,032.48, 12,048.72 and 2,189.08 is: 3,283.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.48 : 12,048.72 = 2,189.08 : x
  2. Step 2: Convert to fraction form
    8,032.48/12,048.72 = 2,189.08/x
  3. Step 3: Cross multiply
    8,032.48x = 12,048.72 × 2,189.08
  4. Step 4: Simplify right side
    8,032.48x = 26,375,611.98
  5. Step 5: Solve for x
    x = 26,375,611.98/8,032.48
  6. Step 6: Final answer
    x = 3,283.62

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Similar ratio
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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.