Home / 5,338.73-7,367.13-2,981.02

Finding the Fourth Proportional to 5,338.73, 7,367.13 and 2,981.02

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Solution

The fourth proportional to 5,338.73, 7,367.13 and 2,981.02 is: 4,113.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.73 : 7,367.13 = 2,981.02 : x
  2. Step 2: Convert to fraction form
    5,338.73/7,367.13 = 2,981.02/x
  3. Step 3: Cross multiply
    5,338.73x = 7,367.13 × 2,981.02
  4. Step 4: Simplify right side
    5,338.73x = 21,961,561.87
  5. Step 5: Solve for x
    x = 21,961,561.87/5,338.73
  6. Step 6: Final answer
    x = 4,113.63

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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.