Home / 8,247.08-12,369.02-3,866.60

Finding the Fourth Proportional to 8,247.08, 12,369.02 and 3,866.60

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Solution

The fourth proportional to 8,247.08, 12,369.02 and 3,866.60 is: 5,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.08 : 12,369.02 = 3,866.60 : x
  2. Step 2: Convert to fraction form
    8,247.08/12,369.02 = 3,866.60/x
  3. Step 3: Cross multiply
    8,247.08x = 12,369.02 × 3,866.60
  4. Step 4: Simplify right side
    8,247.08x = 47,826,052.73
  5. Step 5: Solve for x
    x = 47,826,052.73/8,247.08
  6. Step 6: Final answer
    x = 5,799.15

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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.