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Finding the Fourth Proportional to 5,892.68, 8,828.61 and 3,113.22

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Solution

The fourth proportional to 5,892.68, 8,828.61 and 3,113.22 is: 4,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.68 : 8,828.61 = 3,113.22 : x
  2. Step 2: Convert to fraction form
    5,892.68/8,828.61 = 3,113.22/x
  3. Step 3: Cross multiply
    5,892.68x = 8,828.61 × 3,113.22
  4. Step 4: Simplify right side
    5,892.68x = 27,485,405.22
  5. Step 5: Solve for x
    x = 27,485,405.22/5,892.68
  6. Step 6: Final answer
    x = 4,664.33

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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.