Home / 7,624.28-11,437.83-2,692.59

Finding the Fourth Proportional to 7,624.28, 11,437.83 and 2,692.59

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Solution

The fourth proportional to 7,624.28, 11,437.83 and 2,692.59 is: 4,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.28 : 11,437.83 = 2,692.59 : x
  2. Step 2: Convert to fraction form
    7,624.28/11,437.83 = 2,692.59/x
  3. Step 3: Cross multiply
    7,624.28x = 11,437.83 × 2,692.59
  4. Step 4: Simplify right side
    7,624.28x = 30,797,386.68
  5. Step 5: Solve for x
    x = 30,797,386.68/7,624.28
  6. Step 6: Final answer
    x = 4,039.39

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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.