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Finding the Fourth Proportional to 4,982.99, 7,475.66 and 2,793.23

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Solution

The fourth proportional to 4,982.99, 7,475.66 and 2,793.23 is: 4,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.99 : 7,475.66 = 2,793.23 : x
  2. Step 2: Convert to fraction form
    4,982.99/7,475.66 = 2,793.23/x
  3. Step 3: Cross multiply
    4,982.99x = 7,475.66 × 2,793.23
  4. Step 4: Simplify right side
    4,982.99x = 20,881,237.78
  5. Step 5: Solve for x
    x = 20,881,237.78/4,982.99
  6. Step 6: Final answer
    x = 4,190.50

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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.