Home / 11,624.19-17,435.96-4,228.78

Finding the Fourth Proportional to 11,624.19, 17,435.96 and 4,228.78

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Solution

The fourth proportional to 11,624.19, 17,435.96 and 4,228.78 is: 6,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.19 : 17,435.96 = 4,228.78 : x
  2. Step 2: Convert to fraction form
    11,624.19/17,435.96 = 4,228.78/x
  3. Step 3: Cross multiply
    11,624.19x = 17,435.96 × 4,228.78
  4. Step 4: Simplify right side
    11,624.19x = 73,732,817.78
  5. Step 5: Solve for x
    x = 73,732,817.78/11,624.19
  6. Step 6: Final answer
    x = 6,343.05

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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.