Home / 2,445.62-3,374.91-1,326.51

Finding the Fourth Proportional to 2,445.62, 3,374.91 and 1,326.51

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Solution

The fourth proportional to 2,445.62, 3,374.91 and 1,326.51 is: 1,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.62 : 3,374.91 = 1,326.51 : x
  2. Step 2: Convert to fraction form
    2,445.62/3,374.91 = 1,326.51/x
  3. Step 3: Cross multiply
    2,445.62x = 3,374.91 × 1,326.51
  4. Step 4: Simplify right side
    2,445.62x = 4,476,851.86
  5. Step 5: Solve for x
    x = 4,476,851.86/2,445.62
  6. Step 6: Final answer
    x = 1,830.56

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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.