Home / 3,116.75-4,666.61-2,382.89

Finding the Fourth Proportional to 3,116.75, 4,666.61 and 2,382.89

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Solution

The fourth proportional to 3,116.75, 4,666.61 and 2,382.89 is: 3,567.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.75 : 4,666.61 = 2,382.89 : x
  2. Step 2: Convert to fraction form
    3,116.75/4,666.61 = 2,382.89/x
  3. Step 3: Cross multiply
    3,116.75x = 4,666.61 × 2,382.89
  4. Step 4: Simplify right side
    3,116.75x = 11,120,000.93
  5. Step 5: Solve for x
    x = 11,120,000.93/3,116.75
  6. Step 6: Final answer
    x = 3,567.83

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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.