Home / 7,222.83-10,836.33-3,527.20

Finding the Fourth Proportional to 7,222.83, 10,836.33 and 3,527.20

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Solution

The fourth proportional to 7,222.83, 10,836.33 and 3,527.20 is: 5,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.83 : 10,836.33 = 3,527.20 : x
  2. Step 2: Convert to fraction form
    7,222.83/10,836.33 = 3,527.20/x
  3. Step 3: Cross multiply
    7,222.83x = 10,836.33 × 3,527.20
  4. Step 4: Simplify right side
    7,222.83x = 38,221,903.18
  5. Step 5: Solve for x
    x = 38,221,903.18/7,222.83
  6. Step 6: Final answer
    x = 5,291.82

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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.