Home / 10,552.30-15,823.02-3,529.78

Finding the Fourth Proportional to 10,552.30, 15,823.02 and 3,529.78

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Solution

The fourth proportional to 10,552.30, 15,823.02 and 3,529.78 is: 5,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.30 : 15,823.02 = 3,529.78 : x
  2. Step 2: Convert to fraction form
    10,552.30/15,823.02 = 3,529.78/x
  3. Step 3: Cross multiply
    10,552.30x = 15,823.02 × 3,529.78
  4. Step 4: Simplify right side
    10,552.30x = 55,851,779.54
  5. Step 5: Solve for x
    x = 55,851,779.54/10,552.30
  6. Step 6: Final answer
    x = 5,292.85

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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.