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Finding the Fourth Proportional to 3,349.26, 5,023.40 and 884.25

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Solution

The fourth proportional to 3,349.26, 5,023.40 and 884.25 is: 1,326.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.26 : 5,023.40 = 884.25 : x
  2. Step 2: Convert to fraction form
    3,349.26/5,023.40 = 884.25/x
  3. Step 3: Cross multiply
    3,349.26x = 5,023.40 × 884.25
  4. Step 4: Simplify right side
    3,349.26x = 4,441,959.18
  5. Step 5: Solve for x
    x = 4,441,959.18/3,349.26
  6. Step 6: Final answer
    x = 1,326.25

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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.