Home / 11,098.31-15,310.50-6,845.81

Finding the Fourth Proportional to 11,098.31, 15,310.50 and 6,845.81

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Solution

The fourth proportional to 11,098.31, 15,310.50 and 6,845.81 is: 9,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.31 : 15,310.50 = 6,845.81 : x
  2. Step 2: Convert to fraction form
    11,098.31/15,310.50 = 6,845.81/x
  3. Step 3: Cross multiply
    11,098.31x = 15,310.50 × 6,845.81
  4. Step 4: Simplify right side
    11,098.31x = 104,812,774.01
  5. Step 5: Solve for x
    x = 104,812,774.01/11,098.31
  6. Step 6: Final answer
    x = 9,444.03

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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.