Home / 4,954.23-7,426.89-2,487.78

Finding the Fourth Proportional to 4,954.23, 7,426.89 and 2,487.78

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Solution

The fourth proportional to 4,954.23, 7,426.89 and 2,487.78 is: 3,729.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.23 : 7,426.89 = 2,487.78 : x
  2. Step 2: Convert to fraction form
    4,954.23/7,426.89 = 2,487.78/x
  3. Step 3: Cross multiply
    4,954.23x = 7,426.89 × 2,487.78
  4. Step 4: Simplify right side
    4,954.23x = 18,476,468.40
  5. Step 5: Solve for x
    x = 18,476,468.40/4,954.23
  6. Step 6: Final answer
    x = 3,729.43

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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.