Home / 5,166.13-7,129.29-3,041.75

Finding the Fourth Proportional to 5,166.13, 7,129.29 and 3,041.75

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Solution

The fourth proportional to 5,166.13, 7,129.29 and 3,041.75 is: 4,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.13 : 7,129.29 = 3,041.75 : x
  2. Step 2: Convert to fraction form
    5,166.13/7,129.29 = 3,041.75/x
  3. Step 3: Cross multiply
    5,166.13x = 7,129.29 × 3,041.75
  4. Step 4: Simplify right side
    5,166.13x = 21,685,502.65
  5. Step 5: Solve for x
    x = 21,685,502.65/5,166.13
  6. Step 6: Final answer
    x = 4,197.63

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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.