Home / 11,156.48-16,736.64-3,761.00

Finding the Fourth Proportional to 11,156.48, 16,736.64 and 3,761.00

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Solution

The fourth proportional to 11,156.48, 16,736.64 and 3,761.00 is: 5,642.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.48 : 16,736.64 = 3,761.00 : x
  2. Step 2: Convert to fraction form
    11,156.48/16,736.64 = 3,761.00/x
  3. Step 3: Cross multiply
    11,156.48x = 16,736.64 × 3,761.00
  4. Step 4: Simplify right side
    11,156.48x = 62,946,419.36
  5. Step 5: Solve for x
    x = 62,946,419.36/11,156.48
  6. Step 6: Final answer
    x = 5,642.14

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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.