Home / 7,226.12-10,840.21-2,228.91

Finding the Fourth Proportional to 7,226.12, 10,840.21 and 2,228.91

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Solution

The fourth proportional to 7,226.12, 10,840.21 and 2,228.91 is: 3,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.12 : 10,840.21 = 2,228.91 : x
  2. Step 2: Convert to fraction form
    7,226.12/10,840.21 = 2,228.91/x
  3. Step 3: Cross multiply
    7,226.12x = 10,840.21 × 2,228.91
  4. Step 4: Simplify right side
    7,226.12x = 24,161,852.47
  5. Step 5: Solve for x
    x = 24,161,852.47/7,226.12
  6. Step 6: Final answer
    x = 3,343.68

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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.