Home / 2,838.08-3,916.52-1,579.25

Finding the Fourth Proportional to 2,838.08, 3,916.52 and 1,579.25

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Solution

The fourth proportional to 2,838.08, 3,916.52 and 1,579.25 is: 2,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.08 : 3,916.52 = 1,579.25 : x
  2. Step 2: Convert to fraction form
    2,838.08/3,916.52 = 1,579.25/x
  3. Step 3: Cross multiply
    2,838.08x = 3,916.52 × 1,579.25
  4. Step 4: Simplify right side
    2,838.08x = 6,185,164.21
  5. Step 5: Solve for x
    x = 6,185,164.21/2,838.08
  6. Step 6: Final answer
    x = 2,179.35

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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.