Home / 5,035.80-6,949.64-2,797.68

Finding the Fourth Proportional to 5,035.80, 6,949.64 and 2,797.68

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Solution

The fourth proportional to 5,035.80, 6,949.64 and 2,797.68 is: 3,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.80 : 6,949.64 = 2,797.68 : x
  2. Step 2: Convert to fraction form
    5,035.80/6,949.64 = 2,797.68/x
  3. Step 3: Cross multiply
    5,035.80x = 6,949.64 × 2,797.68
  4. Step 4: Simplify right side
    5,035.80x = 19,442,868.84
  5. Step 5: Solve for x
    x = 19,442,868.84/5,035.80
  6. Step 6: Final answer
    x = 3,860.93

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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.