Home / 6,512.75-9,767.96-1,831.64

Finding the Fourth Proportional to 6,512.75, 9,767.96 and 1,831.64

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Solution

The fourth proportional to 6,512.75, 9,767.96 and 1,831.64 is: 2,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.75 : 9,767.96 = 1,831.64 : x
  2. Step 2: Convert to fraction form
    6,512.75/9,767.96 = 1,831.64/x
  3. Step 3: Cross multiply
    6,512.75x = 9,767.96 × 1,831.64
  4. Step 4: Simplify right side
    6,512.75x = 17,891,371.75
  5. Step 5: Solve for x
    x = 17,891,371.75/6,512.75
  6. Step 6: Final answer
    x = 2,747.13

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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.