Home / 2,827.36-4,238.56-1,095.04

Finding the Fourth Proportional to 2,827.36, 4,238.56 and 1,095.04

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Solution

The fourth proportional to 2,827.36, 4,238.56 and 1,095.04 is: 1,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.36 : 4,238.56 = 1,095.04 : x
  2. Step 2: Convert to fraction form
    2,827.36/4,238.56 = 1,095.04/x
  3. Step 3: Cross multiply
    2,827.36x = 4,238.56 × 1,095.04
  4. Step 4: Simplify right side
    2,827.36x = 4,641,392.74
  5. Step 5: Solve for x
    x = 4,641,392.74/2,827.36
  6. Step 6: Final answer
    x = 1,641.60

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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.