Home / 5,811.54-8,710.83-2,519.70

Finding the Fourth Proportional to 5,811.54, 8,710.83 and 2,519.70

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Solution

The fourth proportional to 5,811.54, 8,710.83 and 2,519.70 is: 3,776.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.54 : 8,710.83 = 2,519.70 : x
  2. Step 2: Convert to fraction form
    5,811.54/8,710.83 = 2,519.70/x
  3. Step 3: Cross multiply
    5,811.54x = 8,710.83 × 2,519.70
  4. Step 4: Simplify right side
    5,811.54x = 21,948,678.35
  5. Step 5: Solve for x
    x = 21,948,678.35/5,811.54
  6. Step 6: Final answer
    x = 3,776.74

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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.