Home / 10,763.43-16,145.45-2,972.24

Finding the Fourth Proportional to 10,763.43, 16,145.45 and 2,972.24

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Solution

The fourth proportional to 10,763.43, 16,145.45 and 2,972.24 is: 4,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.43 : 16,145.45 = 2,972.24 : x
  2. Step 2: Convert to fraction form
    10,763.43/16,145.45 = 2,972.24/x
  3. Step 3: Cross multiply
    10,763.43x = 16,145.45 × 2,972.24
  4. Step 4: Simplify right side
    10,763.43x = 47,988,185.24
  5. Step 5: Solve for x
    x = 47,988,185.24/10,763.43
  6. Step 6: Final answer
    x = 4,458.45

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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.