Home / 6,916.08-10,361.70-3,792.72

Finding the Fourth Proportional to 6,916.08, 10,361.70 and 3,792.72

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Solution

The fourth proportional to 6,916.08, 10,361.70 and 3,792.72 is: 5,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.08 : 10,361.70 = 3,792.72 : x
  2. Step 2: Convert to fraction form
    6,916.08/10,361.70 = 3,792.72/x
  3. Step 3: Cross multiply
    6,916.08x = 10,361.70 × 3,792.72
  4. Step 4: Simplify right side
    6,916.08x = 39,299,026.82
  5. Step 5: Solve for x
    x = 39,299,026.82/6,916.08
  6. Step 6: Final answer
    x = 5,682.27

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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.