Home / 3,586.16-5,379.26-1,637

Finding the Fourth Proportional to 3,586.16, 5,379.26 and 1,637

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Solution

The fourth proportional to 3,586.16, 5,379.26 and 1,637 is: 2,455.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.16 : 5,379.26 = 1,637 : x
  2. Step 2: Convert to fraction form
    3,586.16/5,379.26 = 1,637/x
  3. Step 3: Cross multiply
    3,586.16x = 5,379.26 × 1,637
  4. Step 4: Simplify right side
    3,586.16x = 8,805,848.62
  5. Step 5: Solve for x
    x = 8,805,848.62/3,586.16
  6. Step 6: Final answer
    x = 2,455.51

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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.