Home / 6,589.48-9,868.38-3,985.96

Finding the Fourth Proportional to 6,589.48, 9,868.38 and 3,985.96

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Solution

The fourth proportional to 6,589.48, 9,868.38 and 3,985.96 is: 5,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589.48 : 9,868.38 = 3,985.96 : x
  2. Step 2: Convert to fraction form
    6,589.48/9,868.38 = 3,985.96/x
  3. Step 3: Cross multiply
    6,589.48x = 9,868.38 × 3,985.96
  4. Step 4: Simplify right side
    6,589.48x = 39,334,967.94
  5. Step 5: Solve for x
    x = 39,334,967.94/6,589.48
  6. Step 6: Final answer
    x = 5,969.36

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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.