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Finding the Fourth Proportional to 5,791.70, 8,666.80 and 5,014.38

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Solution

The fourth proportional to 5,791.70, 8,666.80 and 5,014.38 is: 7,503.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.70 : 8,666.80 = 5,014.38 : x
  2. Step 2: Convert to fraction form
    5,791.70/8,666.80 = 5,014.38/x
  3. Step 3: Cross multiply
    5,791.70x = 8,666.80 × 5,014.38
  4. Step 4: Simplify right side
    5,791.70x = 43,458,648.55
  5. Step 5: Solve for x
    x = 43,458,648.55/5,791.70
  6. Step 6: Final answer
    x = 7,503.61

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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.