Home / 4,078.22-6,114.89-1,885.14

Finding the Fourth Proportional to 4,078.22, 6,114.89 and 1,885.14

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Solution

The fourth proportional to 4,078.22, 6,114.89 and 1,885.14 is: 2,826.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.22 : 6,114.89 = 1,885.14 : x
  2. Step 2: Convert to fraction form
    4,078.22/6,114.89 = 1,885.14/x
  3. Step 3: Cross multiply
    4,078.22x = 6,114.89 × 1,885.14
  4. Step 4: Simplify right side
    4,078.22x = 11,527,428.45
  5. Step 5: Solve for x
    x = 11,527,428.45/4,078.22
  6. Step 6: Final answer
    x = 2,826.59

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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.