Home / 3,444.22-5,137.64-3,112.02

Finding the Fourth Proportional to 3,444.22, 5,137.64 and 3,112.02

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Solution

The fourth proportional to 3,444.22, 5,137.64 and 3,112.02 is: 4,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.22 : 5,137.64 = 3,112.02 : x
  2. Step 2: Convert to fraction form
    3,444.22/5,137.64 = 3,112.02/x
  3. Step 3: Cross multiply
    3,444.22x = 5,137.64 × 3,112.02
  4. Step 4: Simplify right side
    3,444.22x = 15,988,438.43
  5. Step 5: Solve for x
    x = 15,988,438.43/3,444.22
  6. Step 6: Final answer
    x = 4,642.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.