Home / 8,025.66-12,040.31-4,327.81

Finding the Fourth Proportional to 8,025.66, 12,040.31 and 4,327.81

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Solution

The fourth proportional to 8,025.66, 12,040.31 and 4,327.81 is: 6,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.66 : 12,040.31 = 4,327.81 : x
  2. Step 2: Convert to fraction form
    8,025.66/12,040.31 = 4,327.81/x
  3. Step 3: Cross multiply
    8,025.66x = 12,040.31 × 4,327.81
  4. Step 4: Simplify right side
    8,025.66x = 52,108,174.02
  5. Step 5: Solve for x
    x = 52,108,174.02/8,025.66
  6. Step 6: Final answer
    x = 6,492.70

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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.