Home / 10,347.92-15,519.14-2,952.80

Finding the Fourth Proportional to 10,347.92, 15,519.14 and 2,952.80

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Solution

The fourth proportional to 10,347.92, 15,519.14 and 2,952.80 is: 4,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.92 : 15,519.14 = 2,952.80 : x
  2. Step 2: Convert to fraction form
    10,347.92/15,519.14 = 2,952.80/x
  3. Step 3: Cross multiply
    10,347.92x = 15,519.14 × 2,952.80
  4. Step 4: Simplify right side
    10,347.92x = 45,824,916.59
  5. Step 5: Solve for x
    x = 45,824,916.59/10,347.92
  6. Step 6: Final answer
    x = 4,428.42

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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.