Home / 6,613.82-9,126.58-3,629.18

Finding the Fourth Proportional to 6,613.82, 9,126.58 and 3,629.18

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Solution

The fourth proportional to 6,613.82, 9,126.58 and 3,629.18 is: 5,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.82 : 9,126.58 = 3,629.18 : x
  2. Step 2: Convert to fraction form
    6,613.82/9,126.58 = 3,629.18/x
  3. Step 3: Cross multiply
    6,613.82x = 9,126.58 × 3,629.18
  4. Step 4: Simplify right side
    6,613.82x = 33,122,001.60
  5. Step 5: Solve for x
    x = 33,122,001.60/6,613.82
  6. Step 6: Final answer
    x = 5,008.00

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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.