Home / 4,916.42-6,784.50-2,792.12

Finding the Fourth Proportional to 4,916.42, 6,784.50 and 2,792.12

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Solution

The fourth proportional to 4,916.42, 6,784.50 and 2,792.12 is: 3,853.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.42 : 6,784.50 = 2,792.12 : x
  2. Step 2: Convert to fraction form
    4,916.42/6,784.50 = 2,792.12/x
  3. Step 3: Cross multiply
    4,916.42x = 6,784.50 × 2,792.12
  4. Step 4: Simplify right side
    4,916.42x = 18,943,138.14
  5. Step 5: Solve for x
    x = 18,943,138.14/4,916.42
  6. Step 6: Final answer
    x = 3,853.03

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Why These Related Problems?

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