Home / 3,751.84-5,174.04-2,967.76

Finding the Fourth Proportional to 3,751.84, 5,174.04 and 2,967.76

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Solution

The fourth proportional to 3,751.84, 5,174.04 and 2,967.76 is: 4,092.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.84 : 5,174.04 = 2,967.76 : x
  2. Step 2: Convert to fraction form
    3,751.84/5,174.04 = 2,967.76/x
  3. Step 3: Cross multiply
    3,751.84x = 5,174.04 × 2,967.76
  4. Step 4: Simplify right side
    3,751.84x = 15,355,308.95
  5. Step 5: Solve for x
    x = 15,355,308.95/3,751.84
  6. Step 6: Final answer
    x = 4,092.74

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1.5x scale

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.