Home / 3,580.22-4,936.14-2,319.05

Finding the Fourth Proportional to 3,580.22, 4,936.14 and 2,319.05

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Solution

The fourth proportional to 3,580.22, 4,936.14 and 2,319.05 is: 3,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.22 : 4,936.14 = 2,319.05 : x
  2. Step 2: Convert to fraction form
    3,580.22/4,936.14 = 2,319.05/x
  3. Step 3: Cross multiply
    3,580.22x = 4,936.14 × 2,319.05
  4. Step 4: Simplify right side
    3,580.22x = 11,447,155.47
  5. Step 5: Solve for x
    x = 11,447,155.47/3,580.22
  6. Step 6: Final answer
    x = 3,197.33

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1.5x scale

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.