Home / 6,975.16-9,625.46-3,831.32

Finding the Fourth Proportional to 6,975.16, 9,625.46 and 3,831.32

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Solution

The fourth proportional to 6,975.16, 9,625.46 and 3,831.32 is: 5,287.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.16 : 9,625.46 = 3,831.32 : x
  2. Step 2: Convert to fraction form
    6,975.16/9,625.46 = 3,831.32/x
  3. Step 3: Cross multiply
    6,975.16x = 9,625.46 × 3,831.32
  4. Step 4: Simplify right side
    6,975.16x = 36,878,217.41
  5. Step 5: Solve for x
    x = 36,878,217.41/6,975.16
  6. Step 6: Final answer
    x = 5,287.08

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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.