Home / 3,015.14-4,513.08-1,966.76

Finding the Fourth Proportional to 3,015.14, 4,513.08 and 1,966.76

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Solution

The fourth proportional to 3,015.14, 4,513.08 and 1,966.76 is: 2,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.14 : 4,513.08 = 1,966.76 : x
  2. Step 2: Convert to fraction form
    3,015.14/4,513.08 = 1,966.76/x
  3. Step 3: Cross multiply
    3,015.14x = 4,513.08 × 1,966.76
  4. Step 4: Simplify right side
    3,015.14x = 8,876,145.22
  5. Step 5: Solve for x
    x = 8,876,145.22/3,015.14
  6. Step 6: Final answer
    x = 2,943.86

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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.