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Finding the Fourth Proportional to 2,367.03, 3,551.01 and 723.81

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Solution

The fourth proportional to 2,367.03, 3,551.01 and 723.81 is: 1,085.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.03 : 3,551.01 = 723.81 : x
  2. Step 2: Convert to fraction form
    2,367.03/3,551.01 = 723.81/x
  3. Step 3: Cross multiply
    2,367.03x = 3,551.01 × 723.81
  4. Step 4: Simplify right side
    2,367.03x = 2,570,256.55
  5. Step 5: Solve for x
    x = 2,570,256.55/2,367.03
  6. Step 6: Final answer
    x = 1,085.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.