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Finding the Fourth Proportional to 6,061, 8,364.10 and 3,372.20

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Solution

The fourth proportional to 6,061, 8,364.10 and 3,372.20 is: 4,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,061 : 8,364.10 = 3,372.20 : x
  2. Step 2: Convert to fraction form
    6,061/8,364.10 = 3,372.20/x
  3. Step 3: Cross multiply
    6,061x = 8,364.10 × 3,372.20
  4. Step 4: Simplify right side
    6,061x = 28,205,418.02
  5. Step 5: Solve for x
    x = 28,205,418.02/6,061
  6. Step 6: Final answer
    x = 4,653.59

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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.