Home / 2,961.08-4,076.68-2,330.50

Finding the Fourth Proportional to 2,961.08, 4,076.68 and 2,330.50

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Solution

The fourth proportional to 2,961.08, 4,076.68 and 2,330.50 is: 3,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.08 : 4,076.68 = 2,330.50 : x
  2. Step 2: Convert to fraction form
    2,961.08/4,076.68 = 2,330.50/x
  3. Step 3: Cross multiply
    2,961.08x = 4,076.68 × 2,330.50
  4. Step 4: Simplify right side
    2,961.08x = 9,500,702.74
  5. Step 5: Solve for x
    x = 9,500,702.74/2,961.08
  6. Step 6: Final answer
    x = 3,208.53

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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.