Home / 3,434.80-5,146.70-3,343.68

Finding the Fourth Proportional to 3,434.80, 5,146.70 and 3,343.68

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Solution

The fourth proportional to 3,434.80, 5,146.70 and 3,343.68 is: 5,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.80 : 5,146.70 = 3,343.68 : x
  2. Step 2: Convert to fraction form
    3,434.80/5,146.70 = 3,343.68/x
  3. Step 3: Cross multiply
    3,434.80x = 5,146.70 × 3,343.68
  4. Step 4: Simplify right side
    3,434.80x = 17,208,917.86
  5. Step 5: Solve for x
    x = 17,208,917.86/3,434.80
  6. Step 6: Final answer
    x = 5,010.17

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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.