Home / 7,198.24-10,790.88-2,580.16

Finding the Fourth Proportional to 7,198.24, 10,790.88 and 2,580.16

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Solution

The fourth proportional to 7,198.24, 10,790.88 and 2,580.16 is: 3,867.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.24 : 10,790.88 = 2,580.16 : x
  2. Step 2: Convert to fraction form
    7,198.24/10,790.88 = 2,580.16/x
  3. Step 3: Cross multiply
    7,198.24x = 10,790.88 × 2,580.16
  4. Step 4: Simplify right side
    7,198.24x = 27,842,196.94
  5. Step 5: Solve for x
    x = 27,842,196.94/7,198.24
  6. Step 6: Final answer
    x = 3,867.92

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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.