Home / 7,222.34-10,831.36-3,062.28

Finding the Fourth Proportional to 7,222.34, 10,831.36 and 3,062.28

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Solution

The fourth proportional to 7,222.34, 10,831.36 and 3,062.28 is: 4,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.34 : 10,831.36 = 3,062.28 : x
  2. Step 2: Convert to fraction form
    7,222.34/10,831.36 = 3,062.28/x
  3. Step 3: Cross multiply
    7,222.34x = 10,831.36 × 3,062.28
  4. Step 4: Simplify right side
    7,222.34x = 33,168,649.45
  5. Step 5: Solve for x
    x = 33,168,649.45/7,222.34
  6. Step 6: Final answer
    x = 4,592.51

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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.