Home / 5,497.20-7,586.11-2,979.37

Finding the Fourth Proportional to 5,497.20, 7,586.11 and 2,979.37

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Solution

The fourth proportional to 5,497.20, 7,586.11 and 2,979.37 is: 4,111.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.20 : 7,586.11 = 2,979.37 : x
  2. Step 2: Convert to fraction form
    5,497.20/7,586.11 = 2,979.37/x
  3. Step 3: Cross multiply
    5,497.20x = 7,586.11 × 2,979.37
  4. Step 4: Simplify right side
    5,497.20x = 22,601,828.55
  5. Step 5: Solve for x
    x = 22,601,828.55/5,497.20
  6. Step 6: Final answer
    x = 4,111.52

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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.