Home / 7,403.94-11,110.50-3,021.39

Finding the Fourth Proportional to 7,403.94, 11,110.50 and 3,021.39

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Solution

The fourth proportional to 7,403.94, 11,110.50 and 3,021.39 is: 4,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.94 : 11,110.50 = 3,021.39 : x
  2. Step 2: Convert to fraction form
    7,403.94/11,110.50 = 3,021.39/x
  3. Step 3: Cross multiply
    7,403.94x = 11,110.50 × 3,021.39
  4. Step 4: Simplify right side
    7,403.94x = 33,569,153.60
  5. Step 5: Solve for x
    x = 33,569,153.60/7,403.94
  6. Step 6: Final answer
    x = 4,533.96

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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.