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Finding the Fourth Proportional to 2,704.48, 3,722.80 and 2,332.68

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Solution

The fourth proportional to 2,704.48, 3,722.80 and 2,332.68 is: 3,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.48 : 3,722.80 = 2,332.68 : x
  2. Step 2: Convert to fraction form
    2,704.48/3,722.80 = 2,332.68/x
  3. Step 3: Cross multiply
    2,704.48x = 3,722.80 × 2,332.68
  4. Step 4: Simplify right side
    2,704.48x = 8,684,101.10
  5. Step 5: Solve for x
    x = 8,684,101.10/2,704.48
  6. Step 6: Final answer
    x = 3,211.01

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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.