Home / 2,951.25-4,074.41-1,957.89

Finding the Fourth Proportional to 2,951.25, 4,074.41 and 1,957.89

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Solution

The fourth proportional to 2,951.25, 4,074.41 and 1,957.89 is: 2,703.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.25 : 4,074.41 = 1,957.89 : x
  2. Step 2: Convert to fraction form
    2,951.25/4,074.41 = 1,957.89/x
  3. Step 3: Cross multiply
    2,951.25x = 4,074.41 × 1,957.89
  4. Step 4: Simplify right side
    2,951.25x = 7,977,246.59
  5. Step 5: Solve for x
    x = 7,977,246.59/2,951.25
  6. Step 6: Final answer
    x = 2,703.01

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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.