Home / 5,816.63-8,719.82-2,309.10

Finding the Fourth Proportional to 5,816.63, 8,719.82 and 2,309.10

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Solution

The fourth proportional to 5,816.63, 8,719.82 and 2,309.10 is: 3,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.63 : 8,719.82 = 2,309.10 : x
  2. Step 2: Convert to fraction form
    5,816.63/8,719.82 = 2,309.10/x
  3. Step 3: Cross multiply
    5,816.63x = 8,719.82 × 2,309.10
  4. Step 4: Simplify right side
    5,816.63x = 20,134,942.13
  5. Step 5: Solve for x
    x = 20,134,942.13/5,816.63
  6. Step 6: Final answer
    x = 3,461.61

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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.