Home / 2,442.58-3,372.33-2,180.14

Finding the Fourth Proportional to 2,442.58, 3,372.33 and 2,180.14

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Solution

The fourth proportional to 2,442.58, 3,372.33 and 2,180.14 is: 3,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.58 : 3,372.33 = 2,180.14 : x
  2. Step 2: Convert to fraction form
    2,442.58/3,372.33 = 2,180.14/x
  3. Step 3: Cross multiply
    2,442.58x = 3,372.33 × 2,180.14
  4. Step 4: Simplify right side
    2,442.58x = 7,352,151.53
  5. Step 5: Solve for x
    x = 7,352,151.53/2,442.58
  6. Step 6: Final answer
    x = 3,009.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.