Home / 5,513.16-8,269.70-2,223.93

Finding the Fourth Proportional to 5,513.16, 8,269.70 and 2,223.93

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Solution

The fourth proportional to 5,513.16, 8,269.70 and 2,223.93 is: 3,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.16 : 8,269.70 = 2,223.93 : x
  2. Step 2: Convert to fraction form
    5,513.16/8,269.70 = 2,223.93/x
  3. Step 3: Cross multiply
    5,513.16x = 8,269.70 × 2,223.93
  4. Step 4: Simplify right side
    5,513.16x = 18,391,222.80
  5. Step 5: Solve for x
    x = 18,391,222.80/5,513.16
  6. Step 6: Final answer
    x = 3,335.88

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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.