Home / 10,367.53-15,553.96-2,972.50

Finding the Fourth Proportional to 10,367.53, 15,553.96 and 2,972.50

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Solution

The fourth proportional to 10,367.53, 15,553.96 and 2,972.50 is: 4,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.53 : 15,553.96 = 2,972.50 : x
  2. Step 2: Convert to fraction form
    10,367.53/15,553.96 = 2,972.50/x
  3. Step 3: Cross multiply
    10,367.53x = 15,553.96 × 2,972.50
  4. Step 4: Simplify right side
    10,367.53x = 46,234,099.78
  5. Step 5: Solve for x
    x = 46,234,099.78/10,367.53
  6. Step 6: Final answer
    x = 4,459.51

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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.