Home / 8,567.17-12,850.75-5,644.79

Finding the Fourth Proportional to 8,567.17, 12,850.75 and 5,644.79

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Solution

The fourth proportional to 8,567.17, 12,850.75 and 5,644.79 is: 8,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.17 : 12,850.75 = 5,644.79 : x
  2. Step 2: Convert to fraction form
    8,567.17/12,850.75 = 5,644.79/x
  3. Step 3: Cross multiply
    8,567.17x = 12,850.75 × 5,644.79
  4. Step 4: Simplify right side
    8,567.17x = 72,539,776.09
  5. Step 5: Solve for x
    x = 72,539,776.09/8,567.17
  6. Step 6: Final answer
    x = 8,467.18

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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.