Home / 7,216.72-10,831.22-2,837.24

Finding the Fourth Proportional to 7,216.72, 10,831.22 and 2,837.24

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Solution

The fourth proportional to 7,216.72, 10,831.22 and 2,837.24 is: 4,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.72 : 10,831.22 = 2,837.24 : x
  2. Step 2: Convert to fraction form
    7,216.72/10,831.22 = 2,837.24/x
  3. Step 3: Cross multiply
    7,216.72x = 10,831.22 × 2,837.24
  4. Step 4: Simplify right side
    7,216.72x = 30,730,770.63
  5. Step 5: Solve for x
    x = 30,730,770.63/7,216.72
  6. Step 6: Final answer
    x = 4,258.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.