Home / 2,261.32-3,395.12-1,166.44

Finding the Fourth Proportional to 2,261.32, 3,395.12 and 1,166.44

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Solution

The fourth proportional to 2,261.32, 3,395.12 and 1,166.44 is: 1,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.32 : 3,395.12 = 1,166.44 : x
  2. Step 2: Convert to fraction form
    2,261.32/3,395.12 = 1,166.44/x
  3. Step 3: Cross multiply
    2,261.32x = 3,395.12 × 1,166.44
  4. Step 4: Simplify right side
    2,261.32x = 3,960,203.77
  5. Step 5: Solve for x
    x = 3,960,203.77/2,261.32
  6. Step 6: Final answer
    x = 1,751.28

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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.