Home / 5,750.39-8,618.33-2,459.61

Finding the Fourth Proportional to 5,750.39, 8,618.33 and 2,459.61

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Solution

The fourth proportional to 5,750.39, 8,618.33 and 2,459.61 is: 3,686.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.39 : 8,618.33 = 2,459.61 : x
  2. Step 2: Convert to fraction form
    5,750.39/8,618.33 = 2,459.61/x
  3. Step 3: Cross multiply
    5,750.39x = 8,618.33 × 2,459.61
  4. Step 4: Simplify right side
    5,750.39x = 21,197,736.80
  5. Step 5: Solve for x
    x = 21,197,736.80/5,750.39
  6. Step 6: Final answer
    x = 3,686.31

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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.