Home / 5,101.13-7,653.13-1,814.56

Finding the Fourth Proportional to 5,101.13, 7,653.13 and 1,814.56

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Solution

The fourth proportional to 5,101.13, 7,653.13 and 1,814.56 is: 2,722.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.13 : 7,653.13 = 1,814.56 : x
  2. Step 2: Convert to fraction form
    5,101.13/7,653.13 = 1,814.56/x
  3. Step 3: Cross multiply
    5,101.13x = 7,653.13 × 1,814.56
  4. Step 4: Simplify right side
    5,101.13x = 13,887,039.90
  5. Step 5: Solve for x
    x = 13,887,039.90/5,101.13
  6. Step 6: Final answer
    x = 2,722.34

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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.