Home / 2,324.48-3,207.79-1,276.55

Finding the Fourth Proportional to 2,324.48, 3,207.79 and 1,276.55

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Solution

The fourth proportional to 2,324.48, 3,207.79 and 1,276.55 is: 1,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.48 : 3,207.79 = 1,276.55 : x
  2. Step 2: Convert to fraction form
    2,324.48/3,207.79 = 1,276.55/x
  3. Step 3: Cross multiply
    2,324.48x = 3,207.79 × 1,276.55
  4. Step 4: Simplify right side
    2,324.48x = 4,094,893.50
  5. Step 5: Solve for x
    x = 4,094,893.50/2,324.48
  6. Step 6: Final answer
    x = 1,761.64

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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.