Home / 6,975.33-9,625.89-3,831.45

Finding the Fourth Proportional to 6,975.33, 9,625.89 and 3,831.45

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Solution

The fourth proportional to 6,975.33, 9,625.89 and 3,831.45 is: 5,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.33 : 9,625.89 = 3,831.45 : x
  2. Step 2: Convert to fraction form
    6,975.33/9,625.89 = 3,831.45/x
  3. Step 3: Cross multiply
    6,975.33x = 9,625.89 × 3,831.45
  4. Step 4: Simplify right side
    6,975.33x = 36,881,116.24
  5. Step 5: Solve for x
    x = 36,881,116.24/6,975.33
  6. Step 6: Final answer
    x = 5,287.37

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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.