Home / 10,085.33-13,916.69-5,608.36

Finding the Fourth Proportional to 10,085.33, 13,916.69 and 5,608.36

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Solution

The fourth proportional to 10,085.33, 13,916.69 and 5,608.36 is: 7,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085.33 : 13,916.69 = 5,608.36 : x
  2. Step 2: Convert to fraction form
    10,085.33/13,916.69 = 5,608.36/x
  3. Step 3: Cross multiply
    10,085.33x = 13,916.69 × 5,608.36
  4. Step 4: Simplify right side
    10,085.33x = 78,049,807.53
  5. Step 5: Solve for x
    x = 78,049,807.53/10,085.33
  6. Step 6: Final answer
    x = 7,738.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.