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Finding the Fourth Proportional to 5,842.68, 8,063.04 and 3,190.11

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Solution

The fourth proportional to 5,842.68, 8,063.04 and 3,190.11 is: 4,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842.68 : 8,063.04 = 3,190.11 : x
  2. Step 2: Convert to fraction form
    5,842.68/8,063.04 = 3,190.11/x
  3. Step 3: Cross multiply
    5,842.68x = 8,063.04 × 3,190.11
  4. Step 4: Simplify right side
    5,842.68x = 25,721,939.34
  5. Step 5: Solve for x
    x = 25,721,939.34/5,842.68
  6. Step 6: Final answer
    x = 4,402.42

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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.