Home / 5,454.50-8,182.92-1,944.69

Finding the Fourth Proportional to 5,454.50, 8,182.92 and 1,944.69

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Solution

The fourth proportional to 5,454.50, 8,182.92 and 1,944.69 is: 2,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.50 : 8,182.92 = 1,944.69 : x
  2. Step 2: Convert to fraction form
    5,454.50/8,182.92 = 1,944.69/x
  3. Step 3: Cross multiply
    5,454.50x = 8,182.92 × 1,944.69
  4. Step 4: Simplify right side
    5,454.50x = 15,913,242.69
  5. Step 5: Solve for x
    x = 15,913,242.69/5,454.50
  6. Step 6: Final answer
    x = 2,917.45

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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.