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Finding the Fourth Proportional to 2,630.66, 3,630.48 and 1,451.73

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Solution

The fourth proportional to 2,630.66, 3,630.48 and 1,451.73 is: 2,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.66 : 3,630.48 = 1,451.73 : x
  2. Step 2: Convert to fraction form
    2,630.66/3,630.48 = 1,451.73/x
  3. Step 3: Cross multiply
    2,630.66x = 3,630.48 × 1,451.73
  4. Step 4: Simplify right side
    2,630.66x = 5,270,476.73
  5. Step 5: Solve for x
    x = 5,270,476.73/2,630.66
  6. Step 6: Final answer
    x = 2,003.48

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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.