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Finding the Fourth Proportional to 3,203.70, 4,804.80 and 1,470.66

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Solution

The fourth proportional to 3,203.70, 4,804.80 and 1,470.66 is: 2,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.70 : 4,804.80 = 1,470.66 : x
  2. Step 2: Convert to fraction form
    3,203.70/4,804.80 = 1,470.66/x
  3. Step 3: Cross multiply
    3,203.70x = 4,804.80 × 1,470.66
  4. Step 4: Simplify right side
    3,203.70x = 7,066,227.17
  5. Step 5: Solve for x
    x = 7,066,227.17/3,203.70
  6. Step 6: Final answer
    x = 2,205.65

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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.