Home / 5,759.61-8,641.85-3,424.08

Finding the Fourth Proportional to 5,759.61, 8,641.85 and 3,424.08

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Solution

The fourth proportional to 5,759.61, 8,641.85 and 3,424.08 is: 5,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.61 : 8,641.85 = 3,424.08 : x
  2. Step 2: Convert to fraction form
    5,759.61/8,641.85 = 3,424.08/x
  3. Step 3: Cross multiply
    5,759.61x = 8,641.85 × 3,424.08
  4. Step 4: Simplify right side
    5,759.61x = 29,590,325.42
  5. Step 5: Solve for x
    x = 29,590,325.42/5,759.61
  6. Step 6: Final answer
    x = 5,137.56

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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.