Home / 6,975.05-9,625.57-3,831.23

Finding the Fourth Proportional to 6,975.05, 9,625.57 and 3,831.23

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Solution

The fourth proportional to 6,975.05, 9,625.57 and 3,831.23 is: 5,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.05 : 9,625.57 = 3,831.23 : x
  2. Step 2: Convert to fraction form
    6,975.05/9,625.57 = 3,831.23/x
  3. Step 3: Cross multiply
    6,975.05x = 9,625.57 × 3,831.23
  4. Step 4: Simplify right side
    6,975.05x = 36,877,797.90
  5. Step 5: Solve for x
    x = 36,877,797.90/6,975.05
  6. Step 6: Final answer
    x = 5,287.10

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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.