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Finding the Fourth Proportional to 4,993.50, 7,452.28 and 4,439.94

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Solution

The fourth proportional to 4,993.50, 7,452.28 and 4,439.94 is: 6,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.50 : 7,452.28 = 4,439.94 : x
  2. Step 2: Convert to fraction form
    4,993.50/7,452.28 = 4,439.94/x
  3. Step 3: Cross multiply
    4,993.50x = 7,452.28 × 4,439.94
  4. Step 4: Simplify right side
    4,993.50x = 33,087,638.80
  5. Step 5: Solve for x
    x = 33,087,638.80/4,993.50
  6. Step 6: Final answer
    x = 6,626.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.