Home / 4,086.29-6,119.71-3,435.05

Finding the Fourth Proportional to 4,086.29, 6,119.71 and 3,435.05

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Solution

The fourth proportional to 4,086.29, 6,119.71 and 3,435.05 is: 5,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.29 : 6,119.71 = 3,435.05 : x
  2. Step 2: Convert to fraction form
    4,086.29/6,119.71 = 3,435.05/x
  3. Step 3: Cross multiply
    4,086.29x = 6,119.71 × 3,435.05
  4. Step 4: Simplify right side
    4,086.29x = 21,021,509.84
  5. Step 5: Solve for x
    x = 21,021,509.84/4,086.29
  6. Step 6: Final answer
    x = 5,144.40

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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.