Home / 5,712.98-8,572.01-3,632.42

Finding the Fourth Proportional to 5,712.98, 8,572.01 and 3,632.42

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Solution

The fourth proportional to 5,712.98, 8,572.01 and 3,632.42 is: 5,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.98 : 8,572.01 = 3,632.42 : x
  2. Step 2: Convert to fraction form
    5,712.98/8,572.01 = 3,632.42/x
  3. Step 3: Cross multiply
    5,712.98x = 8,572.01 × 3,632.42
  4. Step 4: Simplify right side
    5,712.98x = 31,137,143.83
  5. Step 5: Solve for x
    x = 31,137,143.83/5,712.98
  6. Step 6: Final answer
    x = 5,450.25

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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.