Home / 4,369.17-6,549.80-2,178.57

Finding the Fourth Proportional to 4,369.17, 6,549.80 and 2,178.57

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Solution

The fourth proportional to 4,369.17, 6,549.80 and 2,178.57 is: 3,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369.17 : 6,549.80 = 2,178.57 : x
  2. Step 2: Convert to fraction form
    4,369.17/6,549.80 = 2,178.57/x
  3. Step 3: Cross multiply
    4,369.17x = 6,549.80 × 2,178.57
  4. Step 4: Simplify right side
    4,369.17x = 14,269,186.89
  5. Step 5: Solve for x
    x = 14,269,186.89/4,369.17
  6. Step 6: Final answer
    x = 3,265.88

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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.