Home / 5,127.06-7,692.88-2,493.12

Finding the Fourth Proportional to 5,127.06, 7,692.88 and 2,493.12

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Solution

The fourth proportional to 5,127.06, 7,692.88 and 2,493.12 is: 3,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.06 : 7,692.88 = 2,493.12 : x
  2. Step 2: Convert to fraction form
    5,127.06/7,692.88 = 2,493.12/x
  3. Step 3: Cross multiply
    5,127.06x = 7,692.88 × 2,493.12
  4. Step 4: Simplify right side
    5,127.06x = 19,179,272.99
  5. Step 5: Solve for x
    x = 19,179,272.99/5,127.06
  6. Step 6: Final answer
    x = 3,740.79

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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.