Home / 2,553.08-3,827.88-1,146.96

Finding the Fourth Proportional to 2,553.08, 3,827.88 and 1,146.96

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Solution

The fourth proportional to 2,553.08, 3,827.88 and 1,146.96 is: 1,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.08 : 3,827.88 = 1,146.96 : x
  2. Step 2: Convert to fraction form
    2,553.08/3,827.88 = 1,146.96/x
  3. Step 3: Cross multiply
    2,553.08x = 3,827.88 × 1,146.96
  4. Step 4: Simplify right side
    2,553.08x = 4,390,425.24
  5. Step 5: Solve for x
    x = 4,390,425.24/2,553.08
  6. Step 6: Final answer
    x = 1,719.66

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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.