Home / 4,095.31-6,142.97-1,322.18

Finding the Fourth Proportional to 4,095.31, 6,142.97 and 1,322.18

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Solution

The fourth proportional to 4,095.31, 6,142.97 and 1,322.18 is: 1,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.31 : 6,142.97 = 1,322.18 : x
  2. Step 2: Convert to fraction form
    4,095.31/6,142.97 = 1,322.18/x
  3. Step 3: Cross multiply
    4,095.31x = 6,142.97 × 1,322.18
  4. Step 4: Simplify right side
    4,095.31x = 8,122,112.07
  5. Step 5: Solve for x
    x = 8,122,112.07/4,095.31
  6. Step 6: Final answer
    x = 1,983.27

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Similar ratio
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1.5x scale

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.