Home / 5,634.26-8,439.09-3,436.32

Finding the Fourth Proportional to 5,634.26, 8,439.09 and 3,436.32

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Solution

The fourth proportional to 5,634.26, 8,439.09 and 3,436.32 is: 5,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.26 : 8,439.09 = 3,436.32 : x
  2. Step 2: Convert to fraction form
    5,634.26/8,439.09 = 3,436.32/x
  3. Step 3: Cross multiply
    5,634.26x = 8,439.09 × 3,436.32
  4. Step 4: Simplify right side
    5,634.26x = 28,999,432.51
  5. Step 5: Solve for x
    x = 28,999,432.51/5,634.26
  6. Step 6: Final answer
    x = 5,146.98

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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.