Home / 8,184.18-12,277.64-3,253.87

Finding the Fourth Proportional to 8,184.18, 12,277.64 and 3,253.87

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Solution

The fourth proportional to 8,184.18, 12,277.64 and 3,253.87 is: 4,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.18 : 12,277.64 = 3,253.87 : x
  2. Step 2: Convert to fraction form
    8,184.18/12,277.64 = 3,253.87/x
  3. Step 3: Cross multiply
    8,184.18x = 12,277.64 × 3,253.87
  4. Step 4: Simplify right side
    8,184.18x = 39,949,844.47
  5. Step 5: Solve for x
    x = 39,949,844.47/8,184.18
  6. Step 6: Final answer
    x = 4,881.35

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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.