Home / 6,435.20-9,653.80-2,052.24

Finding the Fourth Proportional to 6,435.20, 9,653.80 and 2,052.24

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Solution

The fourth proportional to 6,435.20, 9,653.80 and 2,052.24 is: 3,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435.20 : 9,653.80 = 2,052.24 : x
  2. Step 2: Convert to fraction form
    6,435.20/9,653.80 = 2,052.24/x
  3. Step 3: Cross multiply
    6,435.20x = 9,653.80 × 2,052.24
  4. Step 4: Simplify right side
    6,435.20x = 19,811,914.51
  5. Step 5: Solve for x
    x = 19,811,914.51/6,435.20
  6. Step 6: Final answer
    x = 3,078.68

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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.