Home / 9,578.36-14,368.52-2,558.39

Finding the Fourth Proportional to 9,578.36, 14,368.52 and 2,558.39

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Solution

The fourth proportional to 9,578.36, 14,368.52 and 2,558.39 is: 3,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578.36 : 14,368.52 = 2,558.39 : x
  2. Step 2: Convert to fraction form
    9,578.36/14,368.52 = 2,558.39/x
  3. Step 3: Cross multiply
    9,578.36x = 14,368.52 × 2,558.39
  4. Step 4: Simplify right side
    9,578.36x = 36,760,212.44
  5. Step 5: Solve for x
    x = 36,760,212.44/9,578.36
  6. Step 6: Final answer
    x = 3,837.84

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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.