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Finding the Fourth Proportional to 6,549.28, 9,828.24 and 3,473.44

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Solution

The fourth proportional to 6,549.28, 9,828.24 and 3,473.44 is: 5,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.28 : 9,828.24 = 3,473.44 : x
  2. Step 2: Convert to fraction form
    6,549.28/9,828.24 = 3,473.44/x
  3. Step 3: Cross multiply
    6,549.28x = 9,828.24 × 3,473.44
  4. Step 4: Simplify right side
    6,549.28x = 34,137,801.95
  5. Step 5: Solve for x
    x = 34,137,801.95/6,549.28
  6. Step 6: Final answer
    x = 5,212.45

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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.