Home / 8,405.83-12,610.57-2,562.29

Finding the Fourth Proportional to 8,405.83, 12,610.57 and 2,562.29

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Solution

The fourth proportional to 8,405.83, 12,610.57 and 2,562.29 is: 3,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,405.83 : 12,610.57 = 2,562.29 : x
  2. Step 2: Convert to fraction form
    8,405.83/12,610.57 = 2,562.29/x
  3. Step 3: Cross multiply
    8,405.83x = 12,610.57 × 2,562.29
  4. Step 4: Simplify right side
    8,405.83x = 32,311,867.95
  5. Step 5: Solve for x
    x = 32,311,867.95/8,405.83
  6. Step 6: Final answer
    x = 3,843.98

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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.