Home / 7,176.46-10,765.89-2,245.12

Finding the Fourth Proportional to 7,176.46, 10,765.89 and 2,245.12

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Solution

The fourth proportional to 7,176.46, 10,765.89 and 2,245.12 is: 3,368.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.46 : 10,765.89 = 2,245.12 : x
  2. Step 2: Convert to fraction form
    7,176.46/10,765.89 = 2,245.12/x
  3. Step 3: Cross multiply
    7,176.46x = 10,765.89 × 2,245.12
  4. Step 4: Simplify right side
    7,176.46x = 24,170,714.96
  5. Step 5: Solve for x
    x = 24,170,714.96/7,176.46
  6. Step 6: Final answer
    x = 3,368.06

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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.