Home / 2,006.16-3,009.68-619.52

Finding the Fourth Proportional to 2,006.16, 3,009.68 and 619.52

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Solution

The fourth proportional to 2,006.16, 3,009.68 and 619.52 is: 929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.16 : 3,009.68 = 619.52 : x
  2. Step 2: Convert to fraction form
    2,006.16/3,009.68 = 619.52/x
  3. Step 3: Cross multiply
    2,006.16x = 3,009.68 × 619.52
  4. Step 4: Simplify right side
    2,006.16x = 1,864,556.95
  5. Step 5: Solve for x
    x = 1,864,556.95/2,006.16
  6. Step 6: Final answer
    x = 929.42

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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.