Home / 4,179.65-5,763.19-2,665.19

Finding the Fourth Proportional to 4,179.65, 5,763.19 and 2,665.19

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Solution

The fourth proportional to 4,179.65, 5,763.19 and 2,665.19 is: 3,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.65 : 5,763.19 = 2,665.19 : x
  2. Step 2: Convert to fraction form
    4,179.65/5,763.19 = 2,665.19/x
  3. Step 3: Cross multiply
    4,179.65x = 5,763.19 × 2,665.19
  4. Step 4: Simplify right side
    4,179.65x = 15,359,996.36
  5. Step 5: Solve for x
    x = 15,359,996.36/4,179.65
  6. Step 6: Final answer
    x = 3,674.95

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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.