Home / 4,057.29-6,086.21-1,284.08

Finding the Fourth Proportional to 4,057.29, 6,086.21 and 1,284.08

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Solution

The fourth proportional to 4,057.29, 6,086.21 and 1,284.08 is: 1,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.29 : 6,086.21 = 1,284.08 : x
  2. Step 2: Convert to fraction form
    4,057.29/6,086.21 = 1,284.08/x
  3. Step 3: Cross multiply
    4,057.29x = 6,086.21 × 1,284.08
  4. Step 4: Simplify right side
    4,057.29x = 7,815,143.69
  5. Step 5: Solve for x
    x = 7,815,143.69/4,057.29
  6. Step 6: Final answer
    x = 1,926.20

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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.