Home / 7,301.42-10,949.40-2,369.78

Finding the Fourth Proportional to 7,301.42, 10,949.40 and 2,369.78

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Solution

The fourth proportional to 7,301.42, 10,949.40 and 2,369.78 is: 3,553.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.42 : 10,949.40 = 2,369.78 : x
  2. Step 2: Convert to fraction form
    7,301.42/10,949.40 = 2,369.78/x
  3. Step 3: Cross multiply
    7,301.42x = 10,949.40 × 2,369.78
  4. Step 4: Simplify right side
    7,301.42x = 25,947,669.13
  5. Step 5: Solve for x
    x = 25,947,669.13/7,301.42
  6. Step 6: Final answer
    x = 3,553.78

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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.