Home / 4,242.84-6,366.37-2,838.19

Finding the Fourth Proportional to 4,242.84, 6,366.37 and 2,838.19

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Solution

The fourth proportional to 4,242.84, 6,366.37 and 2,838.19 is: 4,258.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.84 : 6,366.37 = 2,838.19 : x
  2. Step 2: Convert to fraction form
    4,242.84/6,366.37 = 2,838.19/x
  3. Step 3: Cross multiply
    4,242.84x = 6,366.37 × 2,838.19
  4. Step 4: Simplify right side
    4,242.84x = 18,068,921.65
  5. Step 5: Solve for x
    x = 18,068,921.65/4,242.84
  6. Step 6: Final answer
    x = 4,258.69

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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.