Home / 6,477.12-9,715.82-2,094.57

Finding the Fourth Proportional to 6,477.12, 9,715.82 and 2,094.57

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Solution

The fourth proportional to 6,477.12, 9,715.82 and 2,094.57 is: 3,141.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477.12 : 9,715.82 = 2,094.57 : x
  2. Step 2: Convert to fraction form
    6,477.12/9,715.82 = 2,094.57/x
  3. Step 3: Cross multiply
    6,477.12x = 9,715.82 × 2,094.57
  4. Step 4: Simplify right side
    6,477.12x = 20,350,454.62
  5. Step 5: Solve for x
    x = 20,350,454.62/6,477.12
  6. Step 6: Final answer
    x = 3,141.90

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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.