Home / 6,343.48-8,751.87-4,108.18

Finding the Fourth Proportional to 6,343.48, 8,751.87 and 4,108.18

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Solution

The fourth proportional to 6,343.48, 8,751.87 and 4,108.18 is: 5,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.48 : 8,751.87 = 4,108.18 : x
  2. Step 2: Convert to fraction form
    6,343.48/8,751.87 = 4,108.18/x
  3. Step 3: Cross multiply
    6,343.48x = 8,751.87 × 4,108.18
  4. Step 4: Simplify right side
    6,343.48x = 35,954,257.30
  5. Step 5: Solve for x
    x = 35,954,257.30/6,343.48
  6. Step 6: Final answer
    x = 5,667.91

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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.