Home / 6,580.08-9,868.68-2,198.16

Finding the Fourth Proportional to 6,580.08, 9,868.68 and 2,198.16

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Solution

The fourth proportional to 6,580.08, 9,868.68 and 2,198.16 is: 3,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.08 : 9,868.68 = 2,198.16 : x
  2. Step 2: Convert to fraction form
    6,580.08/9,868.68 = 2,198.16/x
  3. Step 3: Cross multiply
    6,580.08x = 9,868.68 × 2,198.16
  4. Step 4: Simplify right side
    6,580.08x = 21,692,937.63
  5. Step 5: Solve for x
    x = 21,692,937.63/6,580.08
  6. Step 6: Final answer
    x = 3,296.76

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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.