Home / 2,438.13-3,642.60-2,023.95

Finding the Fourth Proportional to 2,438.13, 3,642.60 and 2,023.95

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Solution

The fourth proportional to 2,438.13, 3,642.60 and 2,023.95 is: 3,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.13 : 3,642.60 = 2,023.95 : x
  2. Step 2: Convert to fraction form
    2,438.13/3,642.60 = 2,023.95/x
  3. Step 3: Cross multiply
    2,438.13x = 3,642.60 × 2,023.95
  4. Step 4: Simplify right side
    2,438.13x = 7,372,440.27
  5. Step 5: Solve for x
    x = 7,372,440.27/2,438.13
  6. Step 6: Final answer
    x = 3,023.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.