Home / 3,888.73-5,366.44-2,210.14

Finding the Fourth Proportional to 3,888.73, 5,366.44 and 2,210.14

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Solution

The fourth proportional to 3,888.73, 5,366.44 and 2,210.14 is: 3,049.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888.73 : 5,366.44 = 2,210.14 : x
  2. Step 2: Convert to fraction form
    3,888.73/5,366.44 = 2,210.14/x
  3. Step 3: Cross multiply
    3,888.73x = 5,366.44 × 2,210.14
  4. Step 4: Simplify right side
    3,888.73x = 11,860,583.70
  5. Step 5: Solve for x
    x = 11,860,583.70/3,888.73
  6. Step 6: Final answer
    x = 3,049.99

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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.