Home / 6,975.01-9,625.51-3,831.20

Finding the Fourth Proportional to 6,975.01, 9,625.51 and 3,831.20

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Solution

The fourth proportional to 6,975.01, 9,625.51 and 3,831.20 is: 5,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.01 : 9,625.51 = 3,831.20 : x
  2. Step 2: Convert to fraction form
    6,975.01/9,625.51 = 3,831.20/x
  3. Step 3: Cross multiply
    6,975.01x = 9,625.51 × 3,831.20
  4. Step 4: Simplify right side
    6,975.01x = 36,877,205.78
  5. Step 5: Solve for x
    x = 36,877,205.78/6,975.01
  6. Step 6: Final answer
    x = 5,287.05

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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.