Home / 5,619.76-8,431.26-2,332.24

Finding the Fourth Proportional to 5,619.76, 8,431.26 and 2,332.24

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Solution

The fourth proportional to 5,619.76, 8,431.26 and 2,332.24 is: 3,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.76 : 8,431.26 = 2,332.24 : x
  2. Step 2: Convert to fraction form
    5,619.76/8,431.26 = 2,332.24/x
  3. Step 3: Cross multiply
    5,619.76x = 8,431.26 × 2,332.24
  4. Step 4: Simplify right side
    5,619.76x = 19,663,721.82
  5. Step 5: Solve for x
    x = 19,663,721.82/5,619.76
  6. Step 6: Final answer
    x = 3,499.03

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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.