Home / 8,202.14-11,318.93-4,665.35

Finding the Fourth Proportional to 8,202.14, 11,318.93 and 4,665.35

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Solution

The fourth proportional to 8,202.14, 11,318.93 and 4,665.35 is: 6,438.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.14 : 11,318.93 = 4,665.35 : x
  2. Step 2: Convert to fraction form
    8,202.14/11,318.93 = 4,665.35/x
  3. Step 3: Cross multiply
    8,202.14x = 11,318.93 × 4,665.35
  4. Step 4: Simplify right side
    8,202.14x = 52,806,750.10
  5. Step 5: Solve for x
    x = 52,806,750.10/8,202.14
  6. Step 6: Final answer
    x = 6,438.17

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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.