Home / 6,207-8,566.56-3,816.80

Finding the Fourth Proportional to 6,207, 8,566.56 and 3,816.80

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Solution

The fourth proportional to 6,207, 8,566.56 and 3,816.80 is: 5,267.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207 : 8,566.56 = 3,816.80 : x
  2. Step 2: Convert to fraction form
    6,207/8,566.56 = 3,816.80/x
  3. Step 3: Cross multiply
    6,207x = 8,566.56 × 3,816.80
  4. Step 4: Simplify right side
    6,207x = 32,696,846.21
  5. Step 5: Solve for x
    x = 32,696,846.21/6,207
  6. Step 6: Final answer
    x = 5,267.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.