Home / 5,857.61-8,092.58-4,911.73

Finding the Fourth Proportional to 5,857.61, 8,092.58 and 4,911.73

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Solution

The fourth proportional to 5,857.61, 8,092.58 and 4,911.73 is: 6,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.61 : 8,092.58 = 4,911.73 : x
  2. Step 2: Convert to fraction form
    5,857.61/8,092.58 = 4,911.73/x
  3. Step 3: Cross multiply
    5,857.61x = 8,092.58 × 4,911.73
  4. Step 4: Simplify right side
    5,857.61x = 39,748,523.17
  5. Step 5: Solve for x
    x = 39,748,523.17/5,857.61
  6. Step 6: Final answer
    x = 6,785.80

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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.