Home / 10,552.11-15,822.90-3,529.68

Finding the Fourth Proportional to 10,552.11, 15,822.90 and 3,529.68

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Solution

The fourth proportional to 10,552.11, 15,822.90 and 3,529.68 is: 5,292.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.11 : 15,822.90 = 3,529.68 : x
  2. Step 2: Convert to fraction form
    10,552.11/15,822.90 = 3,529.68/x
  3. Step 3: Cross multiply
    10,552.11x = 15,822.90 × 3,529.68
  4. Step 4: Simplify right side
    10,552.11x = 55,849,773.67
  5. Step 5: Solve for x
    x = 55,849,773.67/10,552.11
  6. Step 6: Final answer
    x = 5,292.76

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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.