Home / 3,445.30-4,755.27-2,266.48

Finding the Fourth Proportional to 3,445.30, 4,755.27 and 2,266.48

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Solution

The fourth proportional to 3,445.30, 4,755.27 and 2,266.48 is: 3,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.30 : 4,755.27 = 2,266.48 : x
  2. Step 2: Convert to fraction form
    3,445.30/4,755.27 = 2,266.48/x
  3. Step 3: Cross multiply
    3,445.30x = 4,755.27 × 2,266.48
  4. Step 4: Simplify right side
    3,445.30x = 10,777,724.35
  5. Step 5: Solve for x
    x = 10,777,724.35/3,445.30
  6. Step 6: Final answer
    x = 3,128.24

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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.