Home / 3,643.88-5,029.22-2,316.52

Finding the Fourth Proportional to 3,643.88, 5,029.22 and 2,316.52

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Solution

The fourth proportional to 3,643.88, 5,029.22 and 2,316.52 is: 3,197.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.88 : 5,029.22 = 2,316.52 : x
  2. Step 2: Convert to fraction form
    3,643.88/5,029.22 = 2,316.52/x
  3. Step 3: Cross multiply
    3,643.88x = 5,029.22 × 2,316.52
  4. Step 4: Simplify right side
    3,643.88x = 11,650,288.71
  5. Step 5: Solve for x
    x = 11,650,288.71/3,643.88
  6. Step 6: Final answer
    x = 3,197.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.