Home / 8,254.79-12,385.26-3,325.82

Finding the Fourth Proportional to 8,254.79, 12,385.26 and 3,325.82

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Solution

The fourth proportional to 8,254.79, 12,385.26 and 3,325.82 is: 4,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.79 : 12,385.26 = 3,325.82 : x
  2. Step 2: Convert to fraction form
    8,254.79/12,385.26 = 3,325.82/x
  3. Step 3: Cross multiply
    8,254.79x = 12,385.26 × 3,325.82
  4. Step 4: Simplify right side
    8,254.79x = 41,191,176.38
  5. Step 5: Solve for x
    x = 41,191,176.38/8,254.79
  6. Step 6: Final answer
    x = 4,989.98

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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.