Home / 8,180.49-11,287.72-4,822.84

Finding the Fourth Proportional to 8,180.49, 11,287.72 and 4,822.84

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Solution

The fourth proportional to 8,180.49, 11,287.72 and 4,822.84 is: 6,654.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.49 : 11,287.72 = 4,822.84 : x
  2. Step 2: Convert to fraction form
    8,180.49/11,287.72 = 4,822.84/x
  3. Step 3: Cross multiply
    8,180.49x = 11,287.72 × 4,822.84
  4. Step 4: Simplify right side
    8,180.49x = 54,438,887.66
  5. Step 5: Solve for x
    x = 54,438,887.66/8,180.49
  6. Step 6: Final answer
    x = 6,654.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.