Home / 3,516.87-5,275.85-1,176.15

Finding the Fourth Proportional to 3,516.87, 5,275.85 and 1,176.15

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Solution

The fourth proportional to 3,516.87, 5,275.85 and 1,176.15 is: 1,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.87 : 5,275.85 = 1,176.15 : x
  2. Step 2: Convert to fraction form
    3,516.87/5,275.85 = 1,176.15/x
  3. Step 3: Cross multiply
    3,516.87x = 5,275.85 × 1,176.15
  4. Step 4: Simplify right side
    3,516.87x = 6,205,190.98
  5. Step 5: Solve for x
    x = 6,205,190.98/3,516.87
  6. Step 6: Final answer
    x = 1,764.41

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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.