Home / 7,291.55-10,062.11-4,105.04

Finding the Fourth Proportional to 7,291.55, 10,062.11 and 4,105.04

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Solution

The fourth proportional to 7,291.55, 10,062.11 and 4,105.04 is: 5,664.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.55 : 10,062.11 = 4,105.04 : x
  2. Step 2: Convert to fraction form
    7,291.55/10,062.11 = 4,105.04/x
  3. Step 3: Cross multiply
    7,291.55x = 10,062.11 × 4,105.04
  4. Step 4: Simplify right side
    7,291.55x = 41,305,323.99
  5. Step 5: Solve for x
    x = 41,305,323.99/7,291.55
  6. Step 6: Final answer
    x = 5,664.82

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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.