Home / 2,006.24-3,009.20-619.52

Finding the Fourth Proportional to 2,006.24, 3,009.20 and 619.52

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Solution

The fourth proportional to 2,006.24, 3,009.20 and 619.52 is: 929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.24 : 3,009.20 = 619.52 : x
  2. Step 2: Convert to fraction form
    2,006.24/3,009.20 = 619.52/x
  3. Step 3: Cross multiply
    2,006.24x = 3,009.20 × 619.52
  4. Step 4: Simplify right side
    2,006.24x = 1,864,241.44
  5. Step 5: Solve for x
    x = 1,864,241.44/2,006.24
  6. Step 6: Final answer
    x = 929.22

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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.