Home / 4,103.70-6,155.52-1,025.70

Finding the Fourth Proportional to 4,103.70, 6,155.52 and 1,025.70

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Solution

The fourth proportional to 4,103.70, 6,155.52 and 1,025.70 is: 1,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.70 : 6,155.52 = 1,025.70 : x
  2. Step 2: Convert to fraction form
    4,103.70/6,155.52 = 1,025.70/x
  3. Step 3: Cross multiply
    4,103.70x = 6,155.52 × 1,025.70
  4. Step 4: Simplify right side
    4,103.70x = 6,313,716.86
  5. Step 5: Solve for x
    x = 6,313,716.86/4,103.70
  6. Step 6: Final answer
    x = 1,538.54

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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.