Home / 5,424.19-8,123.31-2,952.88

Finding the Fourth Proportional to 5,424.19, 8,123.31 and 2,952.88

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Solution

The fourth proportional to 5,424.19, 8,123.31 and 2,952.88 is: 4,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.19 : 8,123.31 = 2,952.88 : x
  2. Step 2: Convert to fraction form
    5,424.19/8,123.31 = 2,952.88/x
  3. Step 3: Cross multiply
    5,424.19x = 8,123.31 × 2,952.88
  4. Step 4: Simplify right side
    5,424.19x = 23,987,159.63
  5. Step 5: Solve for x
    x = 23,987,159.63/5,424.19
  6. Step 6: Final answer
    x = 4,422.26

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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.