Home / 1,442.92-2,164.38-1,168.60

Finding the Fourth Proportional to 1,442.92, 2,164.38 and 1,168.60

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Solution

The fourth proportional to 1,442.92, 2,164.38 and 1,168.60 is: 1,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442.92 : 2,164.38 = 1,168.60 : x
  2. Step 2: Convert to fraction form
    1,442.92/2,164.38 = 1,168.60/x
  3. Step 3: Cross multiply
    1,442.92x = 2,164.38 × 1,168.60
  4. Step 4: Simplify right side
    1,442.92x = 2,529,294.47
  5. Step 5: Solve for x
    x = 2,529,294.47/1,442.92
  6. Step 6: Final answer
    x = 1,752.90

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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.