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Finding the Fourth Proportional to 8,203.58, 12,304.05 and 2,937.62

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Solution

The fourth proportional to 8,203.58, 12,304.05 and 2,937.62 is: 4,405.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203.58 : 12,304.05 = 2,937.62 : x
  2. Step 2: Convert to fraction form
    8,203.58/12,304.05 = 2,937.62/x
  3. Step 3: Cross multiply
    8,203.58x = 12,304.05 × 2,937.62
  4. Step 4: Simplify right side
    8,203.58x = 36,144,561.84
  5. Step 5: Solve for x
    x = 36,144,561.84/8,203.58
  6. Step 6: Final answer
    x = 4,405.95

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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.