Home / 7,135.29-9,850.01-4,150.04

Finding the Fourth Proportional to 7,135.29, 9,850.01 and 4,150.04

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Solution

The fourth proportional to 7,135.29, 9,850.01 and 4,150.04 is: 5,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.29 : 9,850.01 = 4,150.04 : x
  2. Step 2: Convert to fraction form
    7,135.29/9,850.01 = 4,150.04/x
  3. Step 3: Cross multiply
    7,135.29x = 9,850.01 × 4,150.04
  4. Step 4: Simplify right side
    7,135.29x = 40,877,865.50
  5. Step 5: Solve for x
    x = 40,877,865.50/7,135.29
  6. Step 6: Final answer
    x = 5,728.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.