Home / 2,237.94-3,087.86-1,353.74

Finding the Fourth Proportional to 2,237.94, 3,087.86 and 1,353.74

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Solution

The fourth proportional to 2,237.94, 3,087.86 and 1,353.74 is: 1,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.94 : 3,087.86 = 1,353.74 : x
  2. Step 2: Convert to fraction form
    2,237.94/3,087.86 = 1,353.74/x
  3. Step 3: Cross multiply
    2,237.94x = 3,087.86 × 1,353.74
  4. Step 4: Simplify right side
    2,237.94x = 4,180,137.39
  5. Step 5: Solve for x
    x = 4,180,137.39/2,237.94
  6. Step 6: Final answer
    x = 1,867.85

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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.