Home / 7,222.91-10,833.26-2,291.91

Finding the Fourth Proportional to 7,222.91, 10,833.26 and 2,291.91

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Solution

The fourth proportional to 7,222.91, 10,833.26 and 2,291.91 is: 3,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.91 : 10,833.26 = 2,291.91 : x
  2. Step 2: Convert to fraction form
    7,222.91/10,833.26 = 2,291.91/x
  3. Step 3: Cross multiply
    7,222.91x = 10,833.26 × 2,291.91
  4. Step 4: Simplify right side
    7,222.91x = 24,828,845.47
  5. Step 5: Solve for x
    x = 24,828,845.47/7,222.91
  6. Step 6: Final answer
    x = 3,437.51

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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.