Home / 11,560.91-15,950.15-7,525.90

Finding the Fourth Proportional to 11,560.91, 15,950.15 and 7,525.90

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Solution

The fourth proportional to 11,560.91, 15,950.15 and 7,525.90 is: 10,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.91 : 15,950.15 = 7,525.90 : x
  2. Step 2: Convert to fraction form
    11,560.91/15,950.15 = 7,525.90/x
  3. Step 3: Cross multiply
    11,560.91x = 15,950.15 × 7,525.90
  4. Step 4: Simplify right side
    11,560.91x = 120,039,197.03
  5. Step 5: Solve for x
    x = 120,039,197.03/11,560.91
  6. Step 6: Final answer
    x = 10,383.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.