Home / 10,743.64-16,112.34-4,503.48

Finding the Fourth Proportional to 10,743.64, 16,112.34 and 4,503.48

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Solution

The fourth proportional to 10,743.64, 16,112.34 and 4,503.48 is: 6,753.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.64 : 16,112.34 = 4,503.48 : x
  2. Step 2: Convert to fraction form
    10,743.64/16,112.34 = 4,503.48/x
  3. Step 3: Cross multiply
    10,743.64x = 16,112.34 × 4,503.48
  4. Step 4: Simplify right side
    10,743.64x = 72,561,600.94
  5. Step 5: Solve for x
    x = 72,561,600.94/10,743.64
  6. Step 6: Final answer
    x = 6,753.91

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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.