Home / 2,927.49-4,388.14-2,002.79

Finding the Fourth Proportional to 2,927.49, 4,388.14 and 2,002.79

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Solution

The fourth proportional to 2,927.49, 4,388.14 and 2,002.79 is: 3,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.49 : 4,388.14 = 2,002.79 : x
  2. Step 2: Convert to fraction form
    2,927.49/4,388.14 = 2,002.79/x
  3. Step 3: Cross multiply
    2,927.49x = 4,388.14 × 2,002.79
  4. Step 4: Simplify right side
    2,927.49x = 8,788,536.38
  5. Step 5: Solve for x
    x = 8,788,536.38/2,927.49
  6. Step 6: Final answer
    x = 3,002.08

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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.