Home / 6,613.21-9,126.26-3,629.07

Finding the Fourth Proportional to 6,613.21, 9,126.26 and 3,629.07

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Solution

The fourth proportional to 6,613.21, 9,126.26 and 3,629.07 is: 5,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.21 : 9,126.26 = 3,629.07 : x
  2. Step 2: Convert to fraction form
    6,613.21/9,126.26 = 3,629.07/x
  3. Step 3: Cross multiply
    6,613.21x = 9,126.26 × 3,629.07
  4. Step 4: Simplify right side
    6,613.21x = 33,119,831.84
  5. Step 5: Solve for x
    x = 33,119,831.84/6,613.21
  6. Step 6: Final answer
    x = 5,008.13

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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.