Home / 6,916.26-10,374.38-1,722.14

Finding the Fourth Proportional to 6,916.26, 10,374.38 and 1,722.14

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Solution

The fourth proportional to 6,916.26, 10,374.38 and 1,722.14 is: 2,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.26 : 10,374.38 = 1,722.14 : x
  2. Step 2: Convert to fraction form
    6,916.26/10,374.38 = 1,722.14/x
  3. Step 3: Cross multiply
    6,916.26x = 10,374.38 × 1,722.14
  4. Step 4: Simplify right side
    6,916.26x = 17,866,134.77
  5. Step 5: Solve for x
    x = 17,866,134.77/6,916.26
  6. Step 6: Final answer
    x = 2,583.21

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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.