Home / 3,021.17-4,530.26-1,772.08

Finding the Fourth Proportional to 3,021.17, 4,530.26 and 1,772.08

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Solution

The fourth proportional to 3,021.17, 4,530.26 and 1,772.08 is: 2,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.17 : 4,530.26 = 1,772.08 : x
  2. Step 2: Convert to fraction form
    3,021.17/4,530.26 = 1,772.08/x
  3. Step 3: Cross multiply
    3,021.17x = 4,530.26 × 1,772.08
  4. Step 4: Simplify right side
    3,021.17x = 8,027,976.25
  5. Step 5: Solve for x
    x = 8,027,976.25/3,021.17
  6. Step 6: Final answer
    x = 2,657.25

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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.