Home / 5,838.64-8,054.40-3,479.11

Finding the Fourth Proportional to 5,838.64, 8,054.40 and 3,479.11

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Solution

The fourth proportional to 5,838.64, 8,054.40 and 3,479.11 is: 4,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.64 : 8,054.40 = 3,479.11 : x
  2. Step 2: Convert to fraction form
    5,838.64/8,054.40 = 3,479.11/x
  3. Step 3: Cross multiply
    5,838.64x = 8,054.40 × 3,479.11
  4. Step 4: Simplify right side
    5,838.64x = 28,022,143.58
  5. Step 5: Solve for x
    x = 28,022,143.58/5,838.64
  6. Step 6: Final answer
    x = 4,799.43

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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.