Home / 5,892.17-8,827.87-3,112.72

Finding the Fourth Proportional to 5,892.17, 8,827.87 and 3,112.72

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Solution

The fourth proportional to 5,892.17, 8,827.87 and 3,112.72 is: 4,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.17 : 8,827.87 = 3,112.72 : x
  2. Step 2: Convert to fraction form
    5,892.17/8,827.87 = 3,112.72/x
  3. Step 3: Cross multiply
    5,892.17x = 8,827.87 × 3,112.72
  4. Step 4: Simplify right side
    5,892.17x = 27,478,687.51
  5. Step 5: Solve for x
    x = 27,478,687.51/5,892.17
  6. Step 6: Final answer
    x = 4,663.59

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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.