Home / 7,083.38-10,625.67-3,388.56

Finding the Fourth Proportional to 7,083.38, 10,625.67 and 3,388.56

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Solution

The fourth proportional to 7,083.38, 10,625.67 and 3,388.56 is: 5,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.38 : 10,625.67 = 3,388.56 : x
  2. Step 2: Convert to fraction form
    7,083.38/10,625.67 = 3,388.56/x
  3. Step 3: Cross multiply
    7,083.38x = 10,625.67 × 3,388.56
  4. Step 4: Simplify right side
    7,083.38x = 36,005,720.34
  5. Step 5: Solve for x
    x = 36,005,720.34/7,083.38
  6. Step 6: Final answer
    x = 5,083.13

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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.