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Finding the Fourth Proportional to 3,008.75, 4,493.13 and 2,976.17

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Solution

The fourth proportional to 3,008.75, 4,493.13 and 2,976.17 is: 4,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.75 : 4,493.13 = 2,976.17 : x
  2. Step 2: Convert to fraction form
    3,008.75/4,493.13 = 2,976.17/x
  3. Step 3: Cross multiply
    3,008.75x = 4,493.13 × 2,976.17
  4. Step 4: Simplify right side
    3,008.75x = 13,372,285.09
  5. Step 5: Solve for x
    x = 13,372,285.09/3,008.75
  6. Step 6: Final answer
    x = 4,444.47

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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.