Home / 7,692.11-11,540.84-2,427.93

Finding the Fourth Proportional to 7,692.11, 11,540.84 and 2,427.93

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Solution

The fourth proportional to 7,692.11, 11,540.84 and 2,427.93 is: 3,642.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692.11 : 11,540.84 = 2,427.93 : x
  2. Step 2: Convert to fraction form
    7,692.11/11,540.84 = 2,427.93/x
  3. Step 3: Cross multiply
    7,692.11x = 11,540.84 × 2,427.93
  4. Step 4: Simplify right side
    7,692.11x = 28,020,351.66
  5. Step 5: Solve for x
    x = 28,020,351.66/7,692.11
  6. Step 6: Final answer
    x = 3,642.74

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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.