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Finding the Fourth Proportional to 2,698.48, 3,714.54 and 2,326.68

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Solution

The fourth proportional to 2,698.48, 3,714.54 and 2,326.68 is: 3,202.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.48 : 3,714.54 = 2,326.68 : x
  2. Step 2: Convert to fraction form
    2,698.48/3,714.54 = 2,326.68/x
  3. Step 3: Cross multiply
    2,698.48x = 3,714.54 × 2,326.68
  4. Step 4: Simplify right side
    2,698.48x = 8,642,545.93
  5. Step 5: Solve for x
    x = 8,642,545.93/2,698.48
  6. Step 6: Final answer
    x = 3,202.75

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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.