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Finding the Fourth Proportional to 6,073.43, 8,382.02 and 3,421.08

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Solution

The fourth proportional to 6,073.43, 8,382.02 and 3,421.08 is: 4,721.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,073.43 : 8,382.02 = 3,421.08 : x
  2. Step 2: Convert to fraction form
    6,073.43/8,382.02 = 3,421.08/x
  3. Step 3: Cross multiply
    6,073.43x = 8,382.02 × 3,421.08
  4. Step 4: Simplify right side
    6,073.43x = 28,675,560.98
  5. Step 5: Solve for x
    x = 28,675,560.98/6,073.43
  6. Step 6: Final answer
    x = 4,721.48

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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.