Home / 2,996.31-4,125.99-2,929.93

Finding the Fourth Proportional to 2,996.31, 4,125.99 and 2,929.93

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Solution

The fourth proportional to 2,996.31, 4,125.99 and 2,929.93 is: 4,034.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.31 : 4,125.99 = 2,929.93 : x
  2. Step 2: Convert to fraction form
    2,996.31/4,125.99 = 2,929.93/x
  3. Step 3: Cross multiply
    2,996.31x = 4,125.99 × 2,929.93
  4. Step 4: Simplify right side
    2,996.31x = 12,088,861.88
  5. Step 5: Solve for x
    x = 12,088,861.88/2,996.31
  6. Step 6: Final answer
    x = 4,034.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.