Home / 6,005.75-8,287.26-3,487.55

Finding the Fourth Proportional to 6,005.75, 8,287.26 and 3,487.55

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Solution

The fourth proportional to 6,005.75, 8,287.26 and 3,487.55 is: 4,812.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.75 : 8,287.26 = 3,487.55 : x
  2. Step 2: Convert to fraction form
    6,005.75/8,287.26 = 3,487.55/x
  3. Step 3: Cross multiply
    6,005.75x = 8,287.26 × 3,487.55
  4. Step 4: Simplify right side
    6,005.75x = 28,902,233.61
  5. Step 5: Solve for x
    x = 28,902,233.61/6,005.75
  6. Step 6: Final answer
    x = 4,812.43

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1.5x scale

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.