Home / 7,111.72-10,663.26-2,733.16

Finding the Fourth Proportional to 7,111.72, 10,663.26 and 2,733.16

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Solution

The fourth proportional to 7,111.72, 10,663.26 and 2,733.16 is: 4,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111.72 : 10,663.26 = 2,733.16 : x
  2. Step 2: Convert to fraction form
    7,111.72/10,663.26 = 2,733.16/x
  3. Step 3: Cross multiply
    7,111.72x = 10,663.26 × 2,733.16
  4. Step 4: Simplify right side
    7,111.72x = 29,144,395.70
  5. Step 5: Solve for x
    x = 29,144,395.70/7,111.72
  6. Step 6: Final answer
    x = 4,098.08

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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.