Home / 8,531.91-11,778.68-5,893.52

Finding the Fourth Proportional to 8,531.91, 11,778.68 and 5,893.52

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Solution

The fourth proportional to 8,531.91, 11,778.68 and 5,893.52 is: 8,136.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531.91 : 11,778.68 = 5,893.52 : x
  2. Step 2: Convert to fraction form
    8,531.91/11,778.68 = 5,893.52/x
  3. Step 3: Cross multiply
    8,531.91x = 11,778.68 × 5,893.52
  4. Step 4: Simplify right side
    8,531.91x = 69,417,841.99
  5. Step 5: Solve for x
    x = 69,417,841.99/8,531.91
  6. Step 6: Final answer
    x = 8,136.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.