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Finding the Fourth Proportional to 4,805.88, 6,630.24 and 2,943.96

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Solution

The fourth proportional to 4,805.88, 6,630.24 and 2,943.96 is: 4,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.88 : 6,630.24 = 2,943.96 : x
  2. Step 2: Convert to fraction form
    4,805.88/6,630.24 = 2,943.96/x
  3. Step 3: Cross multiply
    4,805.88x = 6,630.24 × 2,943.96
  4. Step 4: Simplify right side
    4,805.88x = 19,519,161.35
  5. Step 5: Solve for x
    x = 19,519,161.35/4,805.88
  6. Step 6: Final answer
    x = 4,061.52

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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.