Home / 5,097.57-7,035.44-2,860.35

Finding the Fourth Proportional to 5,097.57, 7,035.44 and 2,860.35

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Solution

The fourth proportional to 5,097.57, 7,035.44 and 2,860.35 is: 3,947.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.57 : 7,035.44 = 2,860.35 : x
  2. Step 2: Convert to fraction form
    5,097.57/7,035.44 = 2,860.35/x
  3. Step 3: Cross multiply
    5,097.57x = 7,035.44 × 2,860.35
  4. Step 4: Simplify right side
    5,097.57x = 20,123,806.50
  5. Step 5: Solve for x
    x = 20,123,806.50/5,097.57
  6. Step 6: Final answer
    x = 3,947.73

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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.