Home / 2,187.83-3,014.08-1,523.50

Finding the Fourth Proportional to 2,187.83, 3,014.08 and 1,523.50

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Solution

The fourth proportional to 2,187.83, 3,014.08 and 1,523.50 is: 2,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.83 : 3,014.08 = 1,523.50 : x
  2. Step 2: Convert to fraction form
    2,187.83/3,014.08 = 1,523.50/x
  3. Step 3: Cross multiply
    2,187.83x = 3,014.08 × 1,523.50
  4. Step 4: Simplify right side
    2,187.83x = 4,591,939.54
  5. Step 5: Solve for x
    x = 4,591,939.54/2,187.83
  6. Step 6: Final answer
    x = 2,098.85

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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.