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Finding the Fourth Proportional to 5,343.96, 8,035.44 and 4,916.28

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Solution

The fourth proportional to 5,343.96, 8,035.44 and 4,916.28 is: 7,392.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.96 : 8,035.44 = 4,916.28 : x
  2. Step 2: Convert to fraction form
    5,343.96/8,035.44 = 4,916.28/x
  3. Step 3: Cross multiply
    5,343.96x = 8,035.44 × 4,916.28
  4. Step 4: Simplify right side
    5,343.96x = 39,504,472.96
  5. Step 5: Solve for x
    x = 39,504,472.96/5,343.96
  6. Step 6: Final answer
    x = 7,392.36

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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.