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Finding the Fourth Proportional to 3,323.07, 4,984.23 and 1,474.23

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Solution

The fourth proportional to 3,323.07, 4,984.23 and 1,474.23 is: 2,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.07 : 4,984.23 = 1,474.23 : x
  2. Step 2: Convert to fraction form
    3,323.07/4,984.23 = 1,474.23/x
  3. Step 3: Cross multiply
    3,323.07x = 4,984.23 × 1,474.23
  4. Step 4: Simplify right side
    3,323.07x = 7,347,901.39
  5. Step 5: Solve for x
    x = 7,347,901.39/3,323.07
  6. Step 6: Final answer
    x = 2,211.18

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1.5x scale

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.