Home / 5,343.68-8,015.61-2,422.01

Finding the Fourth Proportional to 5,343.68, 8,015.61 and 2,422.01

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Solution

The fourth proportional to 5,343.68, 8,015.61 and 2,422.01 is: 3,633.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.68 : 8,015.61 = 2,422.01 : x
  2. Step 2: Convert to fraction form
    5,343.68/8,015.61 = 2,422.01/x
  3. Step 3: Cross multiply
    5,343.68x = 8,015.61 × 2,422.01
  4. Step 4: Simplify right side
    5,343.68x = 19,413,887.58
  5. Step 5: Solve for x
    x = 19,413,887.58/5,343.68
  6. Step 6: Final answer
    x = 3,633.06

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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.