Home / 8,318.36-12,470.91-4,804.37

Finding the Fourth Proportional to 8,318.36, 12,470.91 and 4,804.37

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Solution

The fourth proportional to 8,318.36, 12,470.91 and 4,804.37 is: 7,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318.36 : 12,470.91 = 4,804.37 : x
  2. Step 2: Convert to fraction form
    8,318.36/12,470.91 = 4,804.37/x
  3. Step 3: Cross multiply
    8,318.36x = 12,470.91 × 4,804.37
  4. Step 4: Simplify right side
    8,318.36x = 59,914,803.52
  5. Step 5: Solve for x
    x = 59,914,803.52/8,318.36
  6. Step 6: Final answer
    x = 7,202.72

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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.