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Finding the Fourth Proportional to 5,802.50, 8,700.89 and 4,135.73

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Solution

The fourth proportional to 5,802.50, 8,700.89 and 4,135.73 is: 6,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.50 : 8,700.89 = 4,135.73 : x
  2. Step 2: Convert to fraction form
    5,802.50/8,700.89 = 4,135.73/x
  3. Step 3: Cross multiply
    5,802.50x = 8,700.89 × 4,135.73
  4. Step 4: Simplify right side
    5,802.50x = 35,984,467.62
  5. Step 5: Solve for x
    x = 35,984,467.62/5,802.50
  6. Step 6: Final answer
    x = 6,201.54

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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.