Home / 2,261.46-3,393.22-1,165.26

Finding the Fourth Proportional to 2,261.46, 3,393.22 and 1,165.26

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Solution

The fourth proportional to 2,261.46, 3,393.22 and 1,165.26 is: 1,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.46 : 3,393.22 = 1,165.26 : x
  2. Step 2: Convert to fraction form
    2,261.46/3,393.22 = 1,165.26/x
  3. Step 3: Cross multiply
    2,261.46x = 3,393.22 × 1,165.26
  4. Step 4: Simplify right side
    2,261.46x = 3,953,983.54
  5. Step 5: Solve for x
    x = 3,953,983.54/2,261.46
  6. Step 6: Final answer
    x = 1,748.42

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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.