Home / 7,022.26-10,530.46-2,859.44

Finding the Fourth Proportional to 7,022.26, 10,530.46 and 2,859.44

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Solution

The fourth proportional to 7,022.26, 10,530.46 and 2,859.44 is: 4,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.26 : 10,530.46 = 2,859.44 : x
  2. Step 2: Convert to fraction form
    7,022.26/10,530.46 = 2,859.44/x
  3. Step 3: Cross multiply
    7,022.26x = 10,530.46 × 2,859.44
  4. Step 4: Simplify right side
    7,022.26x = 30,111,169.46
  5. Step 5: Solve for x
    x = 30,111,169.46/7,022.26
  6. Step 6: Final answer
    x = 4,287.96

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1.5x scale

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.