Home / 4,561.03-6,831.16-3,175.40

Finding the Fourth Proportional to 4,561.03, 6,831.16 and 3,175.40

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Solution

The fourth proportional to 4,561.03, 6,831.16 and 3,175.40 is: 4,755.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.03 : 6,831.16 = 3,175.40 : x
  2. Step 2: Convert to fraction form
    4,561.03/6,831.16 = 3,175.40/x
  3. Step 3: Cross multiply
    4,561.03x = 6,831.16 × 3,175.40
  4. Step 4: Simplify right side
    4,561.03x = 21,691,649.59
  5. Step 5: Solve for x
    x = 21,691,649.59/4,561.03
  6. Step 6: Final answer
    x = 4,755.87

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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.