Home / 7,039.80-10,552.38-2,356.28

Finding the Fourth Proportional to 7,039.80, 10,552.38 and 2,356.28

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Solution

The fourth proportional to 7,039.80, 10,552.38 and 2,356.28 is: 3,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.80 : 10,552.38 = 2,356.28 : x
  2. Step 2: Convert to fraction form
    7,039.80/10,552.38 = 2,356.28/x
  3. Step 3: Cross multiply
    7,039.80x = 10,552.38 × 2,356.28
  4. Step 4: Simplify right side
    7,039.80x = 24,864,361.95
  5. Step 5: Solve for x
    x = 24,864,361.95/7,039.80
  6. Step 6: Final answer
    x = 3,531.97

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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.