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Finding the Fourth Proportional to 1,626.08, 2,243.97 and 880.03

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Solution

The fourth proportional to 1,626.08, 2,243.97 and 880.03 is: 1,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.08 : 2,243.97 = 880.03 : x
  2. Step 2: Convert to fraction form
    1,626.08/2,243.97 = 880.03/x
  3. Step 3: Cross multiply
    1,626.08x = 2,243.97 × 880.03
  4. Step 4: Simplify right side
    1,626.08x = 1,974,751.10
  5. Step 5: Solve for x
    x = 1,974,751.10/1,626.08
  6. Step 6: Final answer
    x = 1,214.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.