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Finding the Fourth Proportional to 6,209.34, 8,569.04 and 3,376.88

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Solution

The fourth proportional to 6,209.34, 8,569.04 and 3,376.88 is: 4,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.34 : 8,569.04 = 3,376.88 : x
  2. Step 2: Convert to fraction form
    6,209.34/8,569.04 = 3,376.88/x
  3. Step 3: Cross multiply
    6,209.34x = 8,569.04 × 3,376.88
  4. Step 4: Simplify right side
    6,209.34x = 28,936,619.80
  5. Step 5: Solve for x
    x = 28,936,619.80/6,209.34
  6. Step 6: Final answer
    x = 4,660.18

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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.