Home / 4,188.24-6,287.84-3,543.08

Finding the Fourth Proportional to 4,188.24, 6,287.84 and 3,543.08

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Solution

The fourth proportional to 4,188.24, 6,287.84 and 3,543.08 is: 5,319.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.24 : 6,287.84 = 3,543.08 : x
  2. Step 2: Convert to fraction form
    4,188.24/6,287.84 = 3,543.08/x
  3. Step 3: Cross multiply
    4,188.24x = 6,287.84 × 3,543.08
  4. Step 4: Simplify right side
    4,188.24x = 22,278,320.15
  5. Step 5: Solve for x
    x = 22,278,320.15/4,188.24
  6. Step 6: Final answer
    x = 5,319.26

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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.