Home / 4,511.07-6,223.09-2,831.64

Finding the Fourth Proportional to 4,511.07, 6,223.09 and 2,831.64

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Solution

The fourth proportional to 4,511.07, 6,223.09 and 2,831.64 is: 3,906.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.07 : 6,223.09 = 2,831.64 : x
  2. Step 2: Convert to fraction form
    4,511.07/6,223.09 = 2,831.64/x
  3. Step 3: Cross multiply
    4,511.07x = 6,223.09 × 2,831.64
  4. Step 4: Simplify right side
    4,511.07x = 17,621,550.57
  5. Step 5: Solve for x
    x = 17,621,550.57/4,511.07
  6. Step 6: Final answer
    x = 3,906.29

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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.