Home / 10,650.24-15,976.08-7,763.04

Finding the Fourth Proportional to 10,650.24, 15,976.08 and 7,763.04

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Solution

The fourth proportional to 10,650.24, 15,976.08 and 7,763.04 is: 11,645.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.24 : 15,976.08 = 7,763.04 : x
  2. Step 2: Convert to fraction form
    10,650.24/15,976.08 = 7,763.04/x
  3. Step 3: Cross multiply
    10,650.24x = 15,976.08 × 7,763.04
  4. Step 4: Simplify right side
    10,650.24x = 124,022,948.08
  5. Step 5: Solve for x
    x = 124,022,948.08/10,650.24
  6. Step 6: Final answer
    x = 11,645.08

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Similar ratio
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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.