Home / 3,617.32-5,001.06-2,831.08

Finding the Fourth Proportional to 3,617.32, 5,001.06 and 2,831.08

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Solution

The fourth proportional to 3,617.32, 5,001.06 and 2,831.08 is: 3,914.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.32 : 5,001.06 = 2,831.08 : x
  2. Step 2: Convert to fraction form
    3,617.32/5,001.06 = 2,831.08/x
  3. Step 3: Cross multiply
    3,617.32x = 5,001.06 × 2,831.08
  4. Step 4: Simplify right side
    3,617.32x = 14,158,400.94
  5. Step 5: Solve for x
    x = 14,158,400.94/3,617.32
  6. Step 6: Final answer
    x = 3,914.06

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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.