Home / 6,916.33-10,376.42-3,407.36

Finding the Fourth Proportional to 6,916.33, 10,376.42 and 3,407.36

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Solution

The fourth proportional to 6,916.33, 10,376.42 and 3,407.36 is: 5,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.33 : 10,376.42 = 3,407.36 : x
  2. Step 2: Convert to fraction form
    6,916.33/10,376.42 = 3,407.36/x
  3. Step 3: Cross multiply
    6,916.33x = 10,376.42 × 3,407.36
  4. Step 4: Simplify right side
    6,916.33x = 35,356,129.53
  5. Step 5: Solve for x
    x = 35,356,129.53/6,916.33
  6. Step 6: Final answer
    x = 5,111.98

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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.