Home / 3,654.12-5,042.34-2,237.31

Finding the Fourth Proportional to 3,654.12, 5,042.34 and 2,237.31

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Solution

The fourth proportional to 3,654.12, 5,042.34 and 2,237.31 is: 3,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.12 : 5,042.34 = 2,237.31 : x
  2. Step 2: Convert to fraction form
    3,654.12/5,042.34 = 2,237.31/x
  3. Step 3: Cross multiply
    3,654.12x = 5,042.34 × 2,237.31
  4. Step 4: Simplify right side
    3,654.12x = 11,281,277.71
  5. Step 5: Solve for x
    x = 11,281,277.71/3,654.12
  6. Step 6: Final answer
    x = 3,087.28

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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.