Home / 2,730.54-4,098.35-1,951.30

Finding the Fourth Proportional to 2,730.54, 4,098.35 and 1,951.30

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Solution

The fourth proportional to 2,730.54, 4,098.35 and 1,951.30 is: 2,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.54 : 4,098.35 = 1,951.30 : x
  2. Step 2: Convert to fraction form
    2,730.54/4,098.35 = 1,951.30/x
  3. Step 3: Cross multiply
    2,730.54x = 4,098.35 × 1,951.30
  4. Step 4: Simplify right side
    2,730.54x = 7,997,110.36
  5. Step 5: Solve for x
    x = 7,997,110.36/2,730.54
  6. Step 6: Final answer
    x = 2,928.77

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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.