Home / 5,510.66-8,265.92-2,223.69

Finding the Fourth Proportional to 5,510.66, 8,265.92 and 2,223.69

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Solution

The fourth proportional to 5,510.66, 8,265.92 and 2,223.69 is: 3,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.66 : 8,265.92 = 2,223.69 : x
  2. Step 2: Convert to fraction form
    5,510.66/8,265.92 = 2,223.69/x
  3. Step 3: Cross multiply
    5,510.66x = 8,265.92 × 2,223.69
  4. Step 4: Simplify right side
    5,510.66x = 18,380,840.87
  5. Step 5: Solve for x
    x = 18,380,840.87/5,510.66
  6. Step 6: Final answer
    x = 3,335.51

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Double scale
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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.