Home / 8,141.24-12,201.60-4,435.76

Finding the Fourth Proportional to 8,141.24, 12,201.60 and 4,435.76

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Solution

The fourth proportional to 8,141.24, 12,201.60 and 4,435.76 is: 6,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.24 : 12,201.60 = 4,435.76 : x
  2. Step 2: Convert to fraction form
    8,141.24/12,201.60 = 4,435.76/x
  3. Step 3: Cross multiply
    8,141.24x = 12,201.60 × 4,435.76
  4. Step 4: Simplify right side
    8,141.24x = 54,123,369.22
  5. Step 5: Solve for x
    x = 54,123,369.22/8,141.24
  6. Step 6: Final answer
    x = 6,648.05

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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.