Home / 7,624.28-11,434.82-2,151

Finding the Fourth Proportional to 7,624.28, 11,434.82 and 2,151

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Solution

The fourth proportional to 7,624.28, 11,434.82 and 2,151 is: 3,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.28 : 11,434.82 = 2,151 : x
  2. Step 2: Convert to fraction form
    7,624.28/11,434.82 = 2,151/x
  3. Step 3: Cross multiply
    7,624.28x = 11,434.82 × 2,151
  4. Step 4: Simplify right side
    7,624.28x = 24,596,297.82
  5. Step 5: Solve for x
    x = 24,596,297.82/7,624.28
  6. Step 6: Final answer
    x = 3,226.05

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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.