Home / 5,423.51-8,133.89-2,301.91

Finding the Fourth Proportional to 5,423.51, 8,133.89 and 2,301.91

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Solution

The fourth proportional to 5,423.51, 8,133.89 and 2,301.91 is: 3,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.51 : 8,133.89 = 2,301.91 : x
  2. Step 2: Convert to fraction form
    5,423.51/8,133.89 = 2,301.91/x
  3. Step 3: Cross multiply
    5,423.51x = 8,133.89 × 2,301.91
  4. Step 4: Simplify right side
    5,423.51x = 18,723,450.89
  5. Step 5: Solve for x
    x = 18,723,450.89/5,423.51
  6. Step 6: Final answer
    x = 3,452.27

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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.