Home / 3,122.22-4,296.87-2,364.06

Finding the Fourth Proportional to 3,122.22, 4,296.87 and 2,364.06

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Solution

The fourth proportional to 3,122.22, 4,296.87 and 2,364.06 is: 3,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.22 : 4,296.87 = 2,364.06 : x
  2. Step 2: Convert to fraction form
    3,122.22/4,296.87 = 2,364.06/x
  3. Step 3: Cross multiply
    3,122.22x = 4,296.87 × 2,364.06
  4. Step 4: Simplify right side
    3,122.22x = 10,158,058.49
  5. Step 5: Solve for x
    x = 10,158,058.49/3,122.22
  6. Step 6: Final answer
    x = 3,253.47

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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.