Home / 4,143.22-6,214.83-2,840.74

Finding the Fourth Proportional to 4,143.22, 6,214.83 and 2,840.74

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Solution

The fourth proportional to 4,143.22, 6,214.83 and 2,840.74 is: 4,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.22 : 6,214.83 = 2,840.74 : x
  2. Step 2: Convert to fraction form
    4,143.22/6,214.83 = 2,840.74/x
  3. Step 3: Cross multiply
    4,143.22x = 6,214.83 × 2,840.74
  4. Step 4: Simplify right side
    4,143.22x = 17,654,716.17
  5. Step 5: Solve for x
    x = 17,654,716.17/4,143.22
  6. Step 6: Final answer
    x = 4,261.11

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1.5x scale

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.