Home / 5,516.23-7,612.43-2,998.36

Finding the Fourth Proportional to 5,516.23, 7,612.43 and 2,998.36

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Solution

The fourth proportional to 5,516.23, 7,612.43 and 2,998.36 is: 4,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.23 : 7,612.43 = 2,998.36 : x
  2. Step 2: Convert to fraction form
    5,516.23/7,612.43 = 2,998.36/x
  3. Step 3: Cross multiply
    5,516.23x = 7,612.43 × 2,998.36
  4. Step 4: Simplify right side
    5,516.23x = 22,824,805.61
  5. Step 5: Solve for x
    x = 22,824,805.61/5,516.23
  6. Step 6: Final answer
    x = 4,137.75

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1.5x scale

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.