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Finding the Fourth Proportional to 5,353.86, 8,010.63 and 3,713.58

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Solution

The fourth proportional to 5,353.86, 8,010.63 and 3,713.58 is: 5,556.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.86 : 8,010.63 = 3,713.58 : x
  2. Step 2: Convert to fraction form
    5,353.86/8,010.63 = 3,713.58/x
  3. Step 3: Cross multiply
    5,353.86x = 8,010.63 × 3,713.58
  4. Step 4: Simplify right side
    5,353.86x = 29,748,115.36
  5. Step 5: Solve for x
    x = 29,748,115.36/5,353.86
  6. Step 6: Final answer
    x = 5,556.39

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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.