Home / 5,710.15-8,545.77-4,786.75

Finding the Fourth Proportional to 5,710.15, 8,545.77 and 4,786.75

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Solution

The fourth proportional to 5,710.15, 8,545.77 and 4,786.75 is: 7,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.15 : 8,545.77 = 4,786.75 : x
  2. Step 2: Convert to fraction form
    5,710.15/8,545.77 = 4,786.75/x
  3. Step 3: Cross multiply
    5,710.15x = 8,545.77 × 4,786.75
  4. Step 4: Simplify right side
    5,710.15x = 40,906,464.55
  5. Step 5: Solve for x
    x = 40,906,464.55/5,710.15
  6. Step 6: Final answer
    x = 7,163.82

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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.