Home / 5,390.24-8,085.30-1,494.50

Finding the Fourth Proportional to 5,390.24, 8,085.30 and 1,494.50

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Solution

The fourth proportional to 5,390.24, 8,085.30 and 1,494.50 is: 2,241.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.24 : 8,085.30 = 1,494.50 : x
  2. Step 2: Convert to fraction form
    5,390.24/8,085.30 = 1,494.50/x
  3. Step 3: Cross multiply
    5,390.24x = 8,085.30 × 1,494.50
  4. Step 4: Simplify right side
    5,390.24x = 12,083,480.85
  5. Step 5: Solve for x
    x = 12,083,480.85/5,390.24
  6. Step 6: Final answer
    x = 2,241.73

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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.