Home / 3,815.04-5,718.17-1,474.02

Finding the Fourth Proportional to 3,815.04, 5,718.17 and 1,474.02

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Solution

The fourth proportional to 3,815.04, 5,718.17 and 1,474.02 is: 2,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.04 : 5,718.17 = 1,474.02 : x
  2. Step 2: Convert to fraction form
    3,815.04/5,718.17 = 1,474.02/x
  3. Step 3: Cross multiply
    3,815.04x = 5,718.17 × 1,474.02
  4. Step 4: Simplify right side
    3,815.04x = 8,428,700.63
  5. Step 5: Solve for x
    x = 8,428,700.63/3,815.04
  6. Step 6: Final answer
    x = 2,209.33

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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.