Home / 10,447.86-15,673.26-3,052.88

Finding the Fourth Proportional to 10,447.86, 15,673.26 and 3,052.88

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Solution

The fourth proportional to 10,447.86, 15,673.26 and 3,052.88 is: 4,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.86 : 15,673.26 = 3,052.88 : x
  2. Step 2: Convert to fraction form
    10,447.86/15,673.26 = 3,052.88/x
  3. Step 3: Cross multiply
    10,447.86x = 15,673.26 × 3,052.88
  4. Step 4: Simplify right side
    10,447.86x = 47,848,503.62
  5. Step 5: Solve for x
    x = 47,848,503.62/10,447.86
  6. Step 6: Final answer
    x = 4,579.74

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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.