Home / 7,025.28-10,529.97-2,860.06

Finding the Fourth Proportional to 7,025.28, 10,529.97 and 2,860.06

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Solution

The fourth proportional to 7,025.28, 10,529.97 and 2,860.06 is: 4,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.28 : 10,529.97 = 2,860.06 : x
  2. Step 2: Convert to fraction form
    7,025.28/10,529.97 = 2,860.06/x
  3. Step 3: Cross multiply
    7,025.28x = 10,529.97 × 2,860.06
  4. Step 4: Simplify right side
    7,025.28x = 30,116,279.05
  5. Step 5: Solve for x
    x = 30,116,279.05/7,025.28
  6. Step 6: Final answer
    x = 4,286.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.