Home / 5,516.83-8,275.16-1,356.87

Finding the Fourth Proportional to 5,516.83, 8,275.16 and 1,356.87

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Solution

The fourth proportional to 5,516.83, 8,275.16 and 1,356.87 is: 2,035.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.83 : 8,275.16 = 1,356.87 : x
  2. Step 2: Convert to fraction form
    5,516.83/8,275.16 = 1,356.87/x
  3. Step 3: Cross multiply
    5,516.83x = 8,275.16 × 1,356.87
  4. Step 4: Simplify right side
    5,516.83x = 11,228,299.05
  5. Step 5: Solve for x
    x = 11,228,299.05/5,516.83
  6. Step 6: Final answer
    x = 2,035.28

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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.