Home / 5,288.13-7,926.19-4,109.37

Finding the Fourth Proportional to 5,288.13, 7,926.19 and 4,109.37

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Solution

The fourth proportional to 5,288.13, 7,926.19 and 4,109.37 is: 6,159.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.13 : 7,926.19 = 4,109.37 : x
  2. Step 2: Convert to fraction form
    5,288.13/7,926.19 = 4,109.37/x
  3. Step 3: Cross multiply
    5,288.13x = 7,926.19 × 4,109.37
  4. Step 4: Simplify right side
    5,288.13x = 32,571,647.40
  5. Step 5: Solve for x
    x = 32,571,647.40/5,288.13
  6. Step 6: Final answer
    x = 6,159.39

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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.