Home / 5,510.85-8,266.23-2,223.89

Finding the Fourth Proportional to 5,510.85, 8,266.23 and 2,223.89

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Solution

The fourth proportional to 5,510.85, 8,266.23 and 2,223.89 is: 3,335.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.85 : 8,266.23 = 2,223.89 : x
  2. Step 2: Convert to fraction form
    5,510.85/8,266.23 = 2,223.89/x
  3. Step 3: Cross multiply
    5,510.85x = 8,266.23 × 2,223.89
  4. Step 4: Simplify right side
    5,510.85x = 18,383,186.23
  5. Step 5: Solve for x
    x = 18,383,186.23/5,510.85
  6. Step 6: Final answer
    x = 3,335.82

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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.