Home / 10,544.40-15,824.38-4,997.72

Finding the Fourth Proportional to 10,544.40, 15,824.38 and 4,997.72

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Solution

The fourth proportional to 10,544.40, 15,824.38 and 4,997.72 is: 7,500.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,544.40 : 15,824.38 = 4,997.72 : x
  2. Step 2: Convert to fraction form
    10,544.40/15,824.38 = 4,997.72/x
  3. Step 3: Cross multiply
    10,544.40x = 15,824.38 × 4,997.72
  4. Step 4: Simplify right side
    10,544.40x = 79,085,820.41
  5. Step 5: Solve for x
    x = 79,085,820.41/10,544.40
  6. Step 6: Final answer
    x = 7,500.27

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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.