Home / 3,277.28-4,916.32-1,086.24

Finding the Fourth Proportional to 3,277.28, 4,916.32 and 1,086.24

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Solution

The fourth proportional to 3,277.28, 4,916.32 and 1,086.24 is: 1,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.28 : 4,916.32 = 1,086.24 : x
  2. Step 2: Convert to fraction form
    3,277.28/4,916.32 = 1,086.24/x
  3. Step 3: Cross multiply
    3,277.28x = 4,916.32 × 1,086.24
  4. Step 4: Simplify right side
    3,277.28x = 5,340,303.44
  5. Step 5: Solve for x
    x = 5,340,303.44/3,277.28
  6. Step 6: Final answer
    x = 1,629.49

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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.