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Finding the Fourth Proportional to 4,626.72, 6,938.02 and 1,339.04

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Solution

The fourth proportional to 4,626.72, 6,938.02 and 1,339.04 is: 2,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.72 : 6,938.02 = 1,339.04 : x
  2. Step 2: Convert to fraction form
    4,626.72/6,938.02 = 1,339.04/x
  3. Step 3: Cross multiply
    4,626.72x = 6,938.02 × 1,339.04
  4. Step 4: Simplify right side
    4,626.72x = 9,290,286.30
  5. Step 5: Solve for x
    x = 9,290,286.30/4,626.72
  6. Step 6: Final answer
    x = 2,007.96

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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.