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Finding the Fourth Proportional to 10,610.84, 15,918.91 and 7,496.94

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Solution

The fourth proportional to 10,610.84, 15,918.91 and 7,496.94 is: 11,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.84 : 15,918.91 = 7,496.94 : x
  2. Step 2: Convert to fraction form
    10,610.84/15,918.91 = 7,496.94/x
  3. Step 3: Cross multiply
    10,610.84x = 15,918.91 × 7,496.94
  4. Step 4: Simplify right side
    10,610.84x = 119,343,113.14
  5. Step 5: Solve for x
    x = 119,343,113.14/10,610.84
  6. Step 6: Final answer
    x = 11,247.28

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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.