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Finding the Fourth Proportional to 2,367.04, 3,550.40 and 980.02

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Solution

The fourth proportional to 2,367.04, 3,550.40 and 980.02 is: 1,469.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.04 : 3,550.40 = 980.02 : x
  2. Step 2: Convert to fraction form
    2,367.04/3,550.40 = 980.02/x
  3. Step 3: Cross multiply
    2,367.04x = 3,550.40 × 980.02
  4. Step 4: Simplify right side
    2,367.04x = 3,479,440.36
  5. Step 5: Solve for x
    x = 3,479,440.36/2,367.04
  6. Step 6: Final answer
    x = 1,469.96

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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.