Home / 3,309.30-4,566.68-1,983.74

Finding the Fourth Proportional to 3,309.30, 4,566.68 and 1,983.74

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Solution

The fourth proportional to 3,309.30, 4,566.68 and 1,983.74 is: 2,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.30 : 4,566.68 = 1,983.74 : x
  2. Step 2: Convert to fraction form
    3,309.30/4,566.68 = 1,983.74/x
  3. Step 3: Cross multiply
    3,309.30x = 4,566.68 × 1,983.74
  4. Step 4: Simplify right side
    3,309.30x = 9,059,105.78
  5. Step 5: Solve for x
    x = 9,059,105.78/3,309.30
  6. Step 6: Final answer
    x = 2,737.47

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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.