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Finding the Fourth Proportional to 3,509.82, 4,844.31 and 2,393.42

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Solution

The fourth proportional to 3,509.82, 4,844.31 and 2,393.42 is: 3,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.82 : 4,844.31 = 2,393.42 : x
  2. Step 2: Convert to fraction form
    3,509.82/4,844.31 = 2,393.42/x
  3. Step 3: Cross multiply
    3,509.82x = 4,844.31 × 2,393.42
  4. Step 4: Simplify right side
    3,509.82x = 11,594,480.55
  5. Step 5: Solve for x
    x = 11,594,480.55/3,509.82
  6. Step 6: Final answer
    x = 3,303.44

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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.