Home / 5,520.56-8,275.67-2,009.71

Finding the Fourth Proportional to 5,520.56, 8,275.67 and 2,009.71

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Solution

The fourth proportional to 5,520.56, 8,275.67 and 2,009.71 is: 3,012.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.56 : 8,275.67 = 2,009.71 : x
  2. Step 2: Convert to fraction form
    5,520.56/8,275.67 = 2,009.71/x
  3. Step 3: Cross multiply
    5,520.56x = 8,275.67 × 2,009.71
  4. Step 4: Simplify right side
    5,520.56x = 16,631,704.59
  5. Step 5: Solve for x
    x = 16,631,704.59/5,520.56
  6. Step 6: Final answer
    x = 3,012.69

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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.