Home / 2,937.58-4,402.40-1,086.96

Finding the Fourth Proportional to 2,937.58, 4,402.40 and 1,086.96

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Solution

The fourth proportional to 2,937.58, 4,402.40 and 1,086.96 is: 1,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.58 : 4,402.40 = 1,086.96 : x
  2. Step 2: Convert to fraction form
    2,937.58/4,402.40 = 1,086.96/x
  3. Step 3: Cross multiply
    2,937.58x = 4,402.40 × 1,086.96
  4. Step 4: Simplify right side
    2,937.58x = 4,785,232.70
  5. Step 5: Solve for x
    x = 4,785,232.70/2,937.58
  6. Step 6: Final answer
    x = 1,628.97

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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.