Home / 4,857.60-7,286.44-1,394.96

Finding the Fourth Proportional to 4,857.60, 7,286.44 and 1,394.96

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Solution

The fourth proportional to 4,857.60, 7,286.44 and 1,394.96 is: 2,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.60 : 7,286.44 = 1,394.96 : x
  2. Step 2: Convert to fraction form
    4,857.60/7,286.44 = 1,394.96/x
  3. Step 3: Cross multiply
    4,857.60x = 7,286.44 × 1,394.96
  4. Step 4: Simplify right side
    4,857.60x = 10,164,292.34
  5. Step 5: Solve for x
    x = 10,164,292.34/4,857.60
  6. Step 6: Final answer
    x = 2,092.45

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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.