Home / 5,890.77-8,835.33-3,426.75

Finding the Fourth Proportional to 5,890.77, 8,835.33 and 3,426.75

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Solution

The fourth proportional to 5,890.77, 8,835.33 and 3,426.75 is: 5,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.77 : 8,835.33 = 3,426.75 : x
  2. Step 2: Convert to fraction form
    5,890.77/8,835.33 = 3,426.75/x
  3. Step 3: Cross multiply
    5,890.77x = 8,835.33 × 3,426.75
  4. Step 4: Simplify right side
    5,890.77x = 30,276,467.08
  5. Step 5: Solve for x
    x = 30,276,467.08/5,890.77
  6. Step 6: Final answer
    x = 5,139.65

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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.