Home / 5,865.13-8,797.77-1,916.36

Finding the Fourth Proportional to 5,865.13, 8,797.77 and 1,916.36

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Solution

The fourth proportional to 5,865.13, 8,797.77 and 1,916.36 is: 2,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.13 : 8,797.77 = 1,916.36 : x
  2. Step 2: Convert to fraction form
    5,865.13/8,797.77 = 1,916.36/x
  3. Step 3: Cross multiply
    5,865.13x = 8,797.77 × 1,916.36
  4. Step 4: Simplify right side
    5,865.13x = 16,859,650.53
  5. Step 5: Solve for x
    x = 16,859,650.53/5,865.13
  6. Step 6: Final answer
    x = 2,874.56

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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.