Home / 4,929.30-7,390.35-2,006.10

Finding the Fourth Proportional to 4,929.30, 7,390.35 and 2,006.10

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Solution

The fourth proportional to 4,929.30, 7,390.35 and 2,006.10 is: 3,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.30 : 7,390.35 = 2,006.10 : x
  2. Step 2: Convert to fraction form
    4,929.30/7,390.35 = 2,006.10/x
  3. Step 3: Cross multiply
    4,929.30x = 7,390.35 × 2,006.10
  4. Step 4: Simplify right side
    4,929.30x = 14,825,781.14
  5. Step 5: Solve for x
    x = 14,825,781.14/4,929.30
  6. Step 6: Final answer
    x = 3,007.68

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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.