Home / 5,239.83-7,844.14-3,385.53

Finding the Fourth Proportional to 5,239.83, 7,844.14 and 3,385.53

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Solution

The fourth proportional to 5,239.83, 7,844.14 and 3,385.53 is: 5,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.83 : 7,844.14 = 3,385.53 : x
  2. Step 2: Convert to fraction form
    5,239.83/7,844.14 = 3,385.53/x
  3. Step 3: Cross multiply
    5,239.83x = 7,844.14 × 3,385.53
  4. Step 4: Simplify right side
    5,239.83x = 26,556,571.29
  5. Step 5: Solve for x
    x = 26,556,571.29/5,239.83
  6. Step 6: Final answer
    x = 5,068.21

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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.