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Finding the Fourth Proportional to 5,792.50, 8,000.13 and 3,926.26

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Solution

The fourth proportional to 5,792.50, 8,000.13 and 3,926.26 is: 5,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.50 : 8,000.13 = 3,926.26 : x
  2. Step 2: Convert to fraction form
    5,792.50/8,000.13 = 3,926.26/x
  3. Step 3: Cross multiply
    5,792.50x = 8,000.13 × 3,926.26
  4. Step 4: Simplify right side
    5,792.50x = 31,410,590.41
  5. Step 5: Solve for x
    x = 31,410,590.41/5,792.50
  6. Step 6: Final answer
    x = 5,422.63

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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.