Home / 3,456.07-5,177.28-2,065.51

Finding the Fourth Proportional to 3,456.07, 5,177.28 and 2,065.51

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Solution

The fourth proportional to 3,456.07, 5,177.28 and 2,065.51 is: 3,094.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.07 : 5,177.28 = 2,065.51 : x
  2. Step 2: Convert to fraction form
    3,456.07/5,177.28 = 2,065.51/x
  3. Step 3: Cross multiply
    3,456.07x = 5,177.28 × 2,065.51
  4. Step 4: Simplify right side
    3,456.07x = 10,693,723.61
  5. Step 5: Solve for x
    x = 10,693,723.61/3,456.07
  6. Step 6: Final answer
    x = 3,094.19

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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.