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Finding the Fourth Proportional to 4,682.95, 7,024.37 and 1,908.97

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Solution

The fourth proportional to 4,682.95, 7,024.37 and 1,908.97 is: 2,863.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.95 : 7,024.37 = 1,908.97 : x
  2. Step 2: Convert to fraction form
    4,682.95/7,024.37 = 1,908.97/x
  3. Step 3: Cross multiply
    4,682.95x = 7,024.37 × 1,908.97
  4. Step 4: Simplify right side
    4,682.95x = 13,409,276.48
  5. Step 5: Solve for x
    x = 13,409,276.48/4,682.95
  6. Step 6: Final answer
    x = 2,863.43

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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.