Home / 10,574.46-15,862.17-3,179.10

Finding the Fourth Proportional to 10,574.46, 15,862.17 and 3,179.10

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Solution

The fourth proportional to 10,574.46, 15,862.17 and 3,179.10 is: 4,768.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.46 : 15,862.17 = 3,179.10 : x
  2. Step 2: Convert to fraction form
    10,574.46/15,862.17 = 3,179.10/x
  3. Step 3: Cross multiply
    10,574.46x = 15,862.17 × 3,179.10
  4. Step 4: Simplify right side
    10,574.46x = 50,427,424.65
  5. Step 5: Solve for x
    x = 50,427,424.65/10,574.46
  6. Step 6: Final answer
    x = 4,768.79

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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.