Home / 7,224.45-10,836.86-2,226.93

Finding the Fourth Proportional to 7,224.45, 10,836.86 and 2,226.93

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Solution

The fourth proportional to 7,224.45, 10,836.86 and 2,226.93 is: 3,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.45 : 10,836.86 = 2,226.93 : x
  2. Step 2: Convert to fraction form
    7,224.45/10,836.86 = 2,226.93/x
  3. Step 3: Cross multiply
    7,224.45x = 10,836.86 × 2,226.93
  4. Step 4: Simplify right side
    7,224.45x = 24,132,917.51
  5. Step 5: Solve for x
    x = 24,132,917.51/7,224.45
  6. Step 6: Final answer
    x = 3,340.45

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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.