Home / 7,692.15-11,515.82-5,850.75

Finding the Fourth Proportional to 7,692.15, 11,515.82 and 5,850.75

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Solution

The fourth proportional to 7,692.15, 11,515.82 and 5,850.75 is: 8,759.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692.15 : 11,515.82 = 5,850.75 : x
  2. Step 2: Convert to fraction form
    7,692.15/11,515.82 = 5,850.75/x
  3. Step 3: Cross multiply
    7,692.15x = 11,515.82 × 5,850.75
  4. Step 4: Simplify right side
    7,692.15x = 67,376,154.61
  5. Step 5: Solve for x
    x = 67,376,154.61/7,692.15
  6. Step 6: Final answer
    x = 8,759.08

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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.