Home / 10,176.58-15,265.26-3,157.32

Finding the Fourth Proportional to 10,176.58, 15,265.26 and 3,157.32

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Solution

The fourth proportional to 10,176.58, 15,265.26 and 3,157.32 is: 4,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.58 : 15,265.26 = 3,157.32 : x
  2. Step 2: Convert to fraction form
    10,176.58/15,265.26 = 3,157.32/x
  3. Step 3: Cross multiply
    10,176.58x = 15,265.26 × 3,157.32
  4. Step 4: Simplify right side
    10,176.58x = 48,197,310.70
  5. Step 5: Solve for x
    x = 48,197,310.70/10,176.58
  6. Step 6: Final answer
    x = 4,736.10

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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.