Home / 5,218.83-7,203.33-3,543.04

Finding the Fourth Proportional to 5,218.83, 7,203.33 and 3,543.04

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Solution

The fourth proportional to 5,218.83, 7,203.33 and 3,543.04 is: 4,890.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.83 : 7,203.33 = 3,543.04 : x
  2. Step 2: Convert to fraction form
    5,218.83/7,203.33 = 3,543.04/x
  3. Step 3: Cross multiply
    5,218.83x = 7,203.33 × 3,543.04
  4. Step 4: Simplify right side
    5,218.83x = 25,521,695.33
  5. Step 5: Solve for x
    x = 25,521,695.33/5,218.83
  6. Step 6: Final answer
    x = 4,890.31

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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.