Home / 5,692.16-7,855.12-3,334.72

Finding the Fourth Proportional to 5,692.16, 7,855.12 and 3,334.72

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Solution

The fourth proportional to 5,692.16, 7,855.12 and 3,334.72 is: 4,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.16 : 7,855.12 = 3,334.72 : x
  2. Step 2: Convert to fraction form
    5,692.16/7,855.12 = 3,334.72/x
  3. Step 3: Cross multiply
    5,692.16x = 7,855.12 × 3,334.72
  4. Step 4: Simplify right side
    5,692.16x = 26,194,625.77
  5. Step 5: Solve for x
    x = 26,194,625.77/5,692.16
  6. Step 6: Final answer
    x = 4,601.88

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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.