Home / 5,383.19-8,073.88-1,487.61

Finding the Fourth Proportional to 5,383.19, 8,073.88 and 1,487.61

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Solution

The fourth proportional to 5,383.19, 8,073.88 and 1,487.61 is: 2,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.19 : 8,073.88 = 1,487.61 : x
  2. Step 2: Convert to fraction form
    5,383.19/8,073.88 = 1,487.61/x
  3. Step 3: Cross multiply
    5,383.19x = 8,073.88 × 1,487.61
  4. Step 4: Simplify right side
    5,383.19x = 12,010,777.19
  5. Step 5: Solve for x
    x = 12,010,777.19/5,383.19
  6. Step 6: Final answer
    x = 2,231.16

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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.