Home / 10,824.60-16,243.32-3,899.64

Finding the Fourth Proportional to 10,824.60, 16,243.32 and 3,899.64

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Solution

The fourth proportional to 10,824.60, 16,243.32 and 3,899.64 is: 5,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.60 : 16,243.32 = 3,899.64 : x
  2. Step 2: Convert to fraction form
    10,824.60/16,243.32 = 3,899.64/x
  3. Step 3: Cross multiply
    10,824.60x = 16,243.32 × 3,899.64
  4. Step 4: Simplify right side
    10,824.60x = 63,343,100.40
  5. Step 5: Solve for x
    x = 63,343,100.40/10,824.60
  6. Step 6: Final answer
    x = 5,851.77

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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.