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Finding the Fourth Proportional to 2,324.64, 3,208.20 and 1,276.92

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Solution

The fourth proportional to 2,324.64, 3,208.20 and 1,276.92 is: 1,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.64 : 3,208.20 = 1,276.92 : x
  2. Step 2: Convert to fraction form
    2,324.64/3,208.20 = 1,276.92/x
  3. Step 3: Cross multiply
    2,324.64x = 3,208.20 × 1,276.92
  4. Step 4: Simplify right side
    2,324.64x = 4,096,614.74
  5. Step 5: Solve for x
    x = 4,096,614.74/2,324.64
  6. Step 6: Final answer
    x = 1,762.26

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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.