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Finding the Fourth Proportional to 7,952.01, 11,927.80 and 3,794.95

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Solution

The fourth proportional to 7,952.01, 11,927.80 and 3,794.95 is: 5,692.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.01 : 11,927.80 = 3,794.95 : x
  2. Step 2: Convert to fraction form
    7,952.01/11,927.80 = 3,794.95/x
  3. Step 3: Cross multiply
    7,952.01x = 11,927.80 × 3,794.95
  4. Step 4: Simplify right side
    7,952.01x = 45,265,404.61
  5. Step 5: Solve for x
    x = 45,265,404.61/7,952.01
  6. Step 6: Final answer
    x = 5,692.32

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1.5x scale

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.