Home / 7,802.43-11,701.91-2,254.56

Finding the Fourth Proportional to 7,802.43, 11,701.91 and 2,254.56

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Solution

The fourth proportional to 7,802.43, 11,701.91 and 2,254.56 is: 3,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,802.43 : 11,701.91 = 2,254.56 : x
  2. Step 2: Convert to fraction form
    7,802.43/11,701.91 = 2,254.56/x
  3. Step 3: Cross multiply
    7,802.43x = 11,701.91 × 2,254.56
  4. Step 4: Simplify right side
    7,802.43x = 26,382,663.85
  5. Step 5: Solve for x
    x = 26,382,663.85/7,802.43
  6. Step 6: Final answer
    x = 3,381.34

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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.