Home / 7,228.22-10,842.26-5,776.61

Finding the Fourth Proportional to 7,228.22, 10,842.26 and 5,776.61

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Solution

The fourth proportional to 7,228.22, 10,842.26 and 5,776.61 is: 8,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.22 : 10,842.26 = 5,776.61 : x
  2. Step 2: Convert to fraction form
    7,228.22/10,842.26 = 5,776.61/x
  3. Step 3: Cross multiply
    7,228.22x = 10,842.26 × 5,776.61
  4. Step 4: Simplify right side
    7,228.22x = 62,631,424.44
  5. Step 5: Solve for x
    x = 62,631,424.44/7,228.22
  6. Step 6: Final answer
    x = 8,664.85

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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.