Home / 2,549.12-3,823.34-700.38

Finding the Fourth Proportional to 2,549.12, 3,823.34 and 700.38

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Solution

The fourth proportional to 2,549.12, 3,823.34 and 700.38 is: 1,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.12 : 3,823.34 = 700.38 : x
  2. Step 2: Convert to fraction form
    2,549.12/3,823.34 = 700.38/x
  3. Step 3: Cross multiply
    2,549.12x = 3,823.34 × 700.38
  4. Step 4: Simplify right side
    2,549.12x = 2,677,787.37
  5. Step 5: Solve for x
    x = 2,677,787.37/2,549.12
  6. Step 6: Final answer
    x = 1,050.48

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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.