Home / 5,035.81-6,949.28-2,797.69

Finding the Fourth Proportional to 5,035.81, 6,949.28 and 2,797.69

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Solution

The fourth proportional to 5,035.81, 6,949.28 and 2,797.69 is: 3,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.81 : 6,949.28 = 2,797.69 : x
  2. Step 2: Convert to fraction form
    5,035.81/6,949.28 = 2,797.69/x
  3. Step 3: Cross multiply
    5,035.81x = 6,949.28 × 2,797.69
  4. Step 4: Simplify right side
    5,035.81x = 19,441,896.42
  5. Step 5: Solve for x
    x = 19,441,896.42/5,035.81
  6. Step 6: Final answer
    x = 3,860.73

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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.