Home / 5,174.36-7,761.93-3,547.04

Finding the Fourth Proportional to 5,174.36, 7,761.93 and 3,547.04

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Solution

The fourth proportional to 5,174.36, 7,761.93 and 3,547.04 is: 5,320.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.36 : 7,761.93 = 3,547.04 : x
  2. Step 2: Convert to fraction form
    5,174.36/7,761.93 = 3,547.04/x
  3. Step 3: Cross multiply
    5,174.36x = 7,761.93 × 3,547.04
  4. Step 4: Simplify right side
    5,174.36x = 27,531,876.19
  5. Step 5: Solve for x
    x = 27,531,876.19/5,174.36
  6. Step 6: Final answer
    x = 5,320.83

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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.