Home / 2,442.76-3,664.34-1,143.52

Finding the Fourth Proportional to 2,442.76, 3,664.34 and 1,143.52

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Solution

The fourth proportional to 2,442.76, 3,664.34 and 1,143.52 is: 1,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.76 : 3,664.34 = 1,143.52 : x
  2. Step 2: Convert to fraction form
    2,442.76/3,664.34 = 1,143.52/x
  3. Step 3: Cross multiply
    2,442.76x = 3,664.34 × 1,143.52
  4. Step 4: Simplify right side
    2,442.76x = 4,190,246.08
  5. Step 5: Solve for x
    x = 4,190,246.08/2,442.76
  6. Step 6: Final answer
    x = 1,715.37

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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.