Home / 8,692.38-13,040.55-2,848.86

Finding the Fourth Proportional to 8,692.38, 13,040.55 and 2,848.86

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Solution

The fourth proportional to 8,692.38, 13,040.55 and 2,848.86 is: 4,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.38 : 13,040.55 = 2,848.86 : x
  2. Step 2: Convert to fraction form
    8,692.38/13,040.55 = 2,848.86/x
  3. Step 3: Cross multiply
    8,692.38x = 13,040.55 × 2,848.86
  4. Step 4: Simplify right side
    8,692.38x = 37,150,701.27
  5. Step 5: Solve for x
    x = 37,150,701.27/8,692.38
  6. Step 6: Final answer
    x = 4,273.94

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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.