Home / 10,763.59-16,145.36-2,972.38

Finding the Fourth Proportional to 10,763.59, 16,145.36 and 2,972.38

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Solution

The fourth proportional to 10,763.59, 16,145.36 and 2,972.38 is: 4,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.59 : 16,145.36 = 2,972.38 : x
  2. Step 2: Convert to fraction form
    10,763.59/16,145.36 = 2,972.38/x
  3. Step 3: Cross multiply
    10,763.59x = 16,145.36 × 2,972.38
  4. Step 4: Simplify right side
    10,763.59x = 47,990,049.57
  5. Step 5: Solve for x
    x = 47,990,049.57/10,763.59
  6. Step 6: Final answer
    x = 4,458.56

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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.