Home / 6,470.18-9,704.81-2,309.72

Finding the Fourth Proportional to 6,470.18, 9,704.81 and 2,309.72

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Solution

The fourth proportional to 6,470.18, 9,704.81 and 2,309.72 is: 3,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.18 : 9,704.81 = 2,309.72 : x
  2. Step 2: Convert to fraction form
    6,470.18/9,704.81 = 2,309.72/x
  3. Step 3: Cross multiply
    6,470.18x = 9,704.81 × 2,309.72
  4. Step 4: Simplify right side
    6,470.18x = 22,415,393.75
  5. Step 5: Solve for x
    x = 22,415,393.75/6,470.18
  6. Step 6: Final answer
    x = 3,464.42

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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.