Home / 7,441.98-10,269.80-4,084.78

Finding the Fourth Proportional to 7,441.98, 10,269.80 and 4,084.78

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Solution

The fourth proportional to 7,441.98, 10,269.80 and 4,084.78 is: 5,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.98 : 10,269.80 = 4,084.78 : x
  2. Step 2: Convert to fraction form
    7,441.98/10,269.80 = 4,084.78/x
  3. Step 3: Cross multiply
    7,441.98x = 10,269.80 × 4,084.78
  4. Step 4: Simplify right side
    7,441.98x = 41,949,873.64
  5. Step 5: Solve for x
    x = 41,949,873.64/7,441.98
  6. Step 6: Final answer
    x = 5,636.92

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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.