Home / 1,442.22-2,160.36-1,166.82

Finding the Fourth Proportional to 1,442.22, 2,160.36 and 1,166.82

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Solution

The fourth proportional to 1,442.22, 2,160.36 and 1,166.82 is: 1,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442.22 : 2,160.36 = 1,166.82 : x
  2. Step 2: Convert to fraction form
    1,442.22/2,160.36 = 1,166.82/x
  3. Step 3: Cross multiply
    1,442.22x = 2,160.36 × 1,166.82
  4. Step 4: Simplify right side
    1,442.22x = 2,520,751.26
  5. Step 5: Solve for x
    x = 2,520,751.26/1,442.22
  6. Step 6: Final answer
    x = 1,747.83

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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.