Home / 10,114.32-15,157.52-5,173.44

Finding the Fourth Proportional to 10,114.32, 15,157.52 and 5,173.44

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Solution

The fourth proportional to 10,114.32, 15,157.52 and 5,173.44 is: 7,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.32 : 15,157.52 = 5,173.44 : x
  2. Step 2: Convert to fraction form
    10,114.32/15,157.52 = 5,173.44/x
  3. Step 3: Cross multiply
    10,114.32x = 15,157.52 × 5,173.44
  4. Step 4: Simplify right side
    10,114.32x = 78,416,520.27
  5. Step 5: Solve for x
    x = 78,416,520.27/10,114.32
  6. Step 6: Final answer
    x = 7,753.02

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1.5x scale

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.