Home / 5,825.40-8,739.89-3,488.04

Finding the Fourth Proportional to 5,825.40, 8,739.89 and 3,488.04

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Solution

The fourth proportional to 5,825.40, 8,739.89 and 3,488.04 is: 5,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.40 : 8,739.89 = 3,488.04 : x
  2. Step 2: Convert to fraction form
    5,825.40/8,739.89 = 3,488.04/x
  3. Step 3: Cross multiply
    5,825.40x = 8,739.89 × 3,488.04
  4. Step 4: Simplify right side
    5,825.40x = 30,485,085.92
  5. Step 5: Solve for x
    x = 30,485,085.92/5,825.40
  6. Step 6: Final answer
    x = 5,233.13

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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.