Home / 2,952.31-4,429.23-1,103.44

Finding the Fourth Proportional to 2,952.31, 4,429.23 and 1,103.44

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Solution

The fourth proportional to 2,952.31, 4,429.23 and 1,103.44 is: 1,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.31 : 4,429.23 = 1,103.44 : x
  2. Step 2: Convert to fraction form
    2,952.31/4,429.23 = 1,103.44/x
  3. Step 3: Cross multiply
    2,952.31x = 4,429.23 × 1,103.44
  4. Step 4: Simplify right side
    2,952.31x = 4,887,389.55
  5. Step 5: Solve for x
    x = 4,887,389.55/2,952.31
  6. Step 6: Final answer
    x = 1,655.45

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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.