Home / 11,157.92-16,736.38-4,916.28

Finding the Fourth Proportional to 11,157.92, 16,736.38 and 4,916.28

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Solution

The fourth proportional to 11,157.92, 16,736.38 and 4,916.28 is: 7,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.92 : 16,736.38 = 4,916.28 : x
  2. Step 2: Convert to fraction form
    11,157.92/16,736.38 = 4,916.28/x
  3. Step 3: Cross multiply
    11,157.92x = 16,736.38 × 4,916.28
  4. Step 4: Simplify right side
    11,157.92x = 82,280,730.27
  5. Step 5: Solve for x
    x = 82,280,730.27/11,157.92
  6. Step 6: Final answer
    x = 7,374.20

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1.5x scale

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.