Home / 5,715.66-8,566.58-3,245.36

Finding the Fourth Proportional to 5,715.66, 8,566.58 and 3,245.36

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Solution

The fourth proportional to 5,715.66, 8,566.58 and 3,245.36 is: 4,864.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.66 : 8,566.58 = 3,245.36 : x
  2. Step 2: Convert to fraction form
    5,715.66/8,566.58 = 3,245.36/x
  3. Step 3: Cross multiply
    5,715.66x = 8,566.58 × 3,245.36
  4. Step 4: Simplify right side
    5,715.66x = 27,801,636.07
  5. Step 5: Solve for x
    x = 27,801,636.07/5,715.66
  6. Step 6: Final answer
    x = 4,864.12

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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.