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Finding the Fourth Proportional to 4,600.26, 6,899.42 and 1,480.55

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Solution

The fourth proportional to 4,600.26, 6,899.42 and 1,480.55 is: 2,220.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.26 : 6,899.42 = 1,480.55 : x
  2. Step 2: Convert to fraction form
    4,600.26/6,899.42 = 1,480.55/x
  3. Step 3: Cross multiply
    4,600.26x = 6,899.42 × 1,480.55
  4. Step 4: Simplify right side
    4,600.26x = 10,214,905.49
  5. Step 5: Solve for x
    x = 10,214,905.49/4,600.26
  6. Step 6: Final answer
    x = 2,220.51

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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.