Home / 7,150.33-10,725.56-2,935.90

Finding the Fourth Proportional to 7,150.33, 10,725.56 and 2,935.90

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Solution

The fourth proportional to 7,150.33, 10,725.56 and 2,935.90 is: 4,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.33 : 10,725.56 = 2,935.90 : x
  2. Step 2: Convert to fraction form
    7,150.33/10,725.56 = 2,935.90/x
  3. Step 3: Cross multiply
    7,150.33x = 10,725.56 × 2,935.90
  4. Step 4: Simplify right side
    7,150.33x = 31,489,130.11
  5. Step 5: Solve for x
    x = 31,489,130.11/7,150.33
  6. Step 6: Final answer
    x = 4,403.87

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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.