Home / 2,237.58-3,086.78-1,491.84

Finding the Fourth Proportional to 2,237.58, 3,086.78 and 1,491.84

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Solution

The fourth proportional to 2,237.58, 3,086.78 and 1,491.84 is: 2,058.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.58 : 3,086.78 = 1,491.84 : x
  2. Step 2: Convert to fraction form
    2,237.58/3,086.78 = 1,491.84/x
  3. Step 3: Cross multiply
    2,237.58x = 3,086.78 × 1,491.84
  4. Step 4: Simplify right side
    2,237.58x = 4,604,974.42
  5. Step 5: Solve for x
    x = 4,604,974.42/2,237.58
  6. Step 6: Final answer
    x = 2,058.02

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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.