Home / 6,192.70-8,546.46-3,398.74

Finding the Fourth Proportional to 6,192.70, 8,546.46 and 3,398.74

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Solution

The fourth proportional to 6,192.70, 8,546.46 and 3,398.74 is: 4,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192.70 : 8,546.46 = 3,398.74 : x
  2. Step 2: Convert to fraction form
    6,192.70/8,546.46 = 3,398.74/x
  3. Step 3: Cross multiply
    6,192.70x = 8,546.46 × 3,398.74
  4. Step 4: Simplify right side
    6,192.70x = 29,047,195.46
  5. Step 5: Solve for x
    x = 29,047,195.46/6,192.70
  6. Step 6: Final answer
    x = 4,690.55

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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.