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Finding the Fourth Proportional to 5,811.04, 8,710.08 and 2,519.20

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Solution

The fourth proportional to 5,811.04, 8,710.08 and 2,519.20 is: 3,775.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.04 : 8,710.08 = 2,519.20 : x
  2. Step 2: Convert to fraction form
    5,811.04/8,710.08 = 2,519.20/x
  3. Step 3: Cross multiply
    5,811.04x = 8,710.08 × 2,519.20
  4. Step 4: Simplify right side
    5,811.04x = 21,942,433.54
  5. Step 5: Solve for x
    x = 21,942,433.54/5,811.04
  6. Step 6: Final answer
    x = 3,775.99

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1.5x scale

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.