Home / 11,457.07-17,184.52-3,663.79

Finding the Fourth Proportional to 11,457.07, 17,184.52 and 3,663.79

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Solution

The fourth proportional to 11,457.07, 17,184.52 and 3,663.79 is: 5,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.07 : 17,184.52 = 3,663.79 : x
  2. Step 2: Convert to fraction form
    11,457.07/17,184.52 = 3,663.79/x
  3. Step 3: Cross multiply
    11,457.07x = 17,184.52 × 3,663.79
  4. Step 4: Simplify right side
    11,457.07x = 62,960,472.53
  5. Step 5: Solve for x
    x = 62,960,472.53/11,457.07
  6. Step 6: Final answer
    x = 5,495.34

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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.