Home / 3,369.85-5,057.14-1,395.51

Finding the Fourth Proportional to 3,369.85, 5,057.14 and 1,395.51

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Solution

The fourth proportional to 3,369.85, 5,057.14 and 1,395.51 is: 2,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.85 : 5,057.14 = 1,395.51 : x
  2. Step 2: Convert to fraction form
    3,369.85/5,057.14 = 1,395.51/x
  3. Step 3: Cross multiply
    3,369.85x = 5,057.14 × 1,395.51
  4. Step 4: Simplify right side
    3,369.85x = 7,057,306.76
  5. Step 5: Solve for x
    x = 7,057,306.76/3,369.85
  6. Step 6: Final answer
    x = 2,094.25

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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.