Home / 11,110.39-16,665.56-2,902.39

Finding the Fourth Proportional to 11,110.39, 16,665.56 and 2,902.39

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Solution

The fourth proportional to 11,110.39, 16,665.56 and 2,902.39 is: 4,353.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.39 : 16,665.56 = 2,902.39 : x
  2. Step 2: Convert to fraction form
    11,110.39/16,665.56 = 2,902.39/x
  3. Step 3: Cross multiply
    11,110.39x = 16,665.56 × 2,902.39
  4. Step 4: Simplify right side
    11,110.39x = 48,369,940.18
  5. Step 5: Solve for x
    x = 48,369,940.18/11,110.39
  6. Step 6: Final answer
    x = 4,353.58

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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.