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Finding the Fourth Proportional to 6,374.80, 8,797.62 and 3,580.24

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Solution

The fourth proportional to 6,374.80, 8,797.62 and 3,580.24 is: 4,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.80 : 8,797.62 = 3,580.24 : x
  2. Step 2: Convert to fraction form
    6,374.80/8,797.62 = 3,580.24/x
  3. Step 3: Cross multiply
    6,374.80x = 8,797.62 × 3,580.24
  4. Step 4: Simplify right side
    6,374.80x = 31,497,591.03
  5. Step 5: Solve for x
    x = 31,497,591.03/6,374.80
  6. Step 6: Final answer
    x = 4,940.95

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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.