Home / 6,436.41-9,653.70-2,489.53

Finding the Fourth Proportional to 6,436.41, 9,653.70 and 2,489.53

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Solution

The fourth proportional to 6,436.41, 9,653.70 and 2,489.53 is: 3,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.41 : 9,653.70 = 2,489.53 : x
  2. Step 2: Convert to fraction form
    6,436.41/9,653.70 = 2,489.53/x
  3. Step 3: Cross multiply
    6,436.41x = 9,653.70 × 2,489.53
  4. Step 4: Simplify right side
    6,436.41x = 24,033,175.76
  5. Step 5: Solve for x
    x = 24,033,175.76/6,436.41
  6. Step 6: Final answer
    x = 3,733.94

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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.