Home / 8,090.47-12,135.71-2,247.08

Finding the Fourth Proportional to 8,090.47, 12,135.71 and 2,247.08

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Solution

The fourth proportional to 8,090.47, 12,135.71 and 2,247.08 is: 3,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.47 : 12,135.71 = 2,247.08 : x
  2. Step 2: Convert to fraction form
    8,090.47/12,135.71 = 2,247.08/x
  3. Step 3: Cross multiply
    8,090.47x = 12,135.71 × 2,247.08
  4. Step 4: Simplify right side
    8,090.47x = 27,269,911.23
  5. Step 5: Solve for x
    x = 27,269,911.23/8,090.47
  6. Step 6: Final answer
    x = 3,370.62

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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.