Home / 6,975.01-9,625.53-3,831.40

Finding the Fourth Proportional to 6,975.01, 9,625.53 and 3,831.40

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Solution

The fourth proportional to 6,975.01, 9,625.53 and 3,831.40 is: 5,287.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.01 : 9,625.53 = 3,831.40 : x
  2. Step 2: Convert to fraction form
    6,975.01/9,625.53 = 3,831.40/x
  3. Step 3: Cross multiply
    6,975.01x = 9,625.53 × 3,831.40
  4. Step 4: Simplify right side
    6,975.01x = 36,879,255.64
  5. Step 5: Solve for x
    x = 36,879,255.64/6,975.01
  6. Step 6: Final answer
    x = 5,287.34

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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.