Home / 7,391.82-10,200.80-4,409.37

Finding the Fourth Proportional to 7,391.82, 10,200.80 and 4,409.37

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Solution

The fourth proportional to 7,391.82, 10,200.80 and 4,409.37 is: 6,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.82 : 10,200.80 = 4,409.37 : x
  2. Step 2: Convert to fraction form
    7,391.82/10,200.80 = 4,409.37/x
  3. Step 3: Cross multiply
    7,391.82x = 10,200.80 × 4,409.37
  4. Step 4: Simplify right side
    7,391.82x = 44,979,112.52
  5. Step 5: Solve for x
    x = 44,979,112.52/7,391.82
  6. Step 6: Final answer
    x = 6,084.98

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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.