Home / 8,187.59-12,277.87-4,025

Finding the Fourth Proportional to 8,187.59, 12,277.87 and 4,025

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Solution

The fourth proportional to 8,187.59, 12,277.87 and 4,025 is: 6,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.59 : 12,277.87 = 4,025 : x
  2. Step 2: Convert to fraction form
    8,187.59/12,277.87 = 4,025/x
  3. Step 3: Cross multiply
    8,187.59x = 12,277.87 × 4,025
  4. Step 4: Simplify right side
    8,187.59x = 49,418,426.75
  5. Step 5: Solve for x
    x = 49,418,426.75/8,187.59
  6. Step 6: Final answer
    x = 6,035.77

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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.