Home / 9,043.18-13,567.20-8,175.66

Finding the Fourth Proportional to 9,043.18, 13,567.20 and 8,175.66

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Solution

The fourth proportional to 9,043.18, 13,567.20 and 8,175.66 is: 12,265.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.18 : 13,567.20 = 8,175.66 : x
  2. Step 2: Convert to fraction form
    9,043.18/13,567.20 = 8,175.66/x
  3. Step 3: Cross multiply
    9,043.18x = 13,567.20 × 8,175.66
  4. Step 4: Simplify right side
    9,043.18x = 110,920,814.35
  5. Step 5: Solve for x
    x = 110,920,814.35/9,043.18
  6. Step 6: Final answer
    x = 12,265.69

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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.