Home / 7,222.21-10,833.69-2,292.23

Finding the Fourth Proportional to 7,222.21, 10,833.69 and 2,292.23

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Solution

The fourth proportional to 7,222.21, 10,833.69 and 2,292.23 is: 3,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.21 : 10,833.69 = 2,292.23 : x
  2. Step 2: Convert to fraction form
    7,222.21/10,833.69 = 2,292.23/x
  3. Step 3: Cross multiply
    7,222.21x = 10,833.69 × 2,292.23
  4. Step 4: Simplify right side
    7,222.21x = 24,833,309.23
  5. Step 5: Solve for x
    x = 24,833,309.23/7,222.21
  6. Step 6: Final answer
    x = 3,438.46

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Double scale
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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.