Home / 2,427.78-3,641.64-966.96

Finding the Fourth Proportional to 2,427.78, 3,641.64 and 966.96

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Solution

The fourth proportional to 2,427.78, 3,641.64 and 966.96 is: 1,450.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.78 : 3,641.64 = 966.96 : x
  2. Step 2: Convert to fraction form
    2,427.78/3,641.64 = 966.96/x
  3. Step 3: Cross multiply
    2,427.78x = 3,641.64 × 966.96
  4. Step 4: Simplify right side
    2,427.78x = 3,521,320.21
  5. Step 5: Solve for x
    x = 3,521,320.21/2,427.78
  6. Step 6: Final answer
    x = 1,450.43

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1.5x scale

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.