Home / 5,035.70-6,949.40-2,797.79

Finding the Fourth Proportional to 5,035.70, 6,949.40 and 2,797.79

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Solution

The fourth proportional to 5,035.70, 6,949.40 and 2,797.79 is: 3,861.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.70 : 6,949.40 = 2,797.79 : x
  2. Step 2: Convert to fraction form
    5,035.70/6,949.40 = 2,797.79/x
  3. Step 3: Cross multiply
    5,035.70x = 6,949.40 × 2,797.79
  4. Step 4: Simplify right side
    5,035.70x = 19,442,952.18
  5. Step 5: Solve for x
    x = 19,442,952.18/5,035.70
  6. Step 6: Final answer
    x = 3,861.02

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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.