Home / 5,467.42-8,186.56-2,864.90

Finding the Fourth Proportional to 5,467.42, 8,186.56 and 2,864.90

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Solution

The fourth proportional to 5,467.42, 8,186.56 and 2,864.90 is: 4,289.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.42 : 8,186.56 = 2,864.90 : x
  2. Step 2: Convert to fraction form
    5,467.42/8,186.56 = 2,864.90/x
  3. Step 3: Cross multiply
    5,467.42x = 8,186.56 × 2,864.90
  4. Step 4: Simplify right side
    5,467.42x = 23,453,675.74
  5. Step 5: Solve for x
    x = 23,453,675.74/5,467.42
  6. Step 6: Final answer
    x = 4,289.72

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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.