Home / 5,619.52-8,429.03-1,922.08

Finding the Fourth Proportional to 5,619.52, 8,429.03 and 1,922.08

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Solution

The fourth proportional to 5,619.52, 8,429.03 and 1,922.08 is: 2,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.52 : 8,429.03 = 1,922.08 : x
  2. Step 2: Convert to fraction form
    5,619.52/8,429.03 = 1,922.08/x
  3. Step 3: Cross multiply
    5,619.52x = 8,429.03 × 1,922.08
  4. Step 4: Simplify right side
    5,619.52x = 16,201,269.98
  5. Step 5: Solve for x
    x = 16,201,269.98/5,619.52
  6. Step 6: Final answer
    x = 2,883.03

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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.