Home / 3,654.81-5,042.48-2,237.02

Finding the Fourth Proportional to 3,654.81, 5,042.48 and 2,237.02

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Solution

The fourth proportional to 3,654.81, 5,042.48 and 2,237.02 is: 3,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.81 : 5,042.48 = 2,237.02 : x
  2. Step 2: Convert to fraction form
    3,654.81/5,042.48 = 2,237.02/x
  3. Step 3: Cross multiply
    3,654.81x = 5,042.48 × 2,237.02
  4. Step 4: Simplify right side
    3,654.81x = 11,280,112.14
  5. Step 5: Solve for x
    x = 11,280,112.14/3,654.81
  6. Step 6: Final answer
    x = 3,086.38

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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.