Home / 3,427.26-4,727.72-2,306.22

Finding the Fourth Proportional to 3,427.26, 4,727.72 and 2,306.22

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Solution

The fourth proportional to 3,427.26, 4,727.72 and 2,306.22 is: 3,181.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.26 : 4,727.72 = 2,306.22 : x
  2. Step 2: Convert to fraction form
    3,427.26/4,727.72 = 2,306.22/x
  3. Step 3: Cross multiply
    3,427.26x = 4,727.72 × 2,306.22
  4. Step 4: Simplify right side
    3,427.26x = 10,903,162.42
  5. Step 5: Solve for x
    x = 10,903,162.42/3,427.26
  6. Step 6: Final answer
    x = 3,181.31

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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.