Home / 9,280.51-13,921.23-3,039.97

Finding the Fourth Proportional to 9,280.51, 13,921.23 and 3,039.97

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Solution

The fourth proportional to 9,280.51, 13,921.23 and 3,039.97 is: 4,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.51 : 13,921.23 = 3,039.97 : x
  2. Step 2: Convert to fraction form
    9,280.51/13,921.23 = 3,039.97/x
  3. Step 3: Cross multiply
    9,280.51x = 13,921.23 × 3,039.97
  4. Step 4: Simplify right side
    9,280.51x = 42,320,121.56
  5. Step 5: Solve for x
    x = 42,320,121.56/9,280.51
  6. Step 6: Final answer
    x = 4,560.11

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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.