Home / 5,394.20-8,091.50-1,883.52

Finding the Fourth Proportional to 5,394.20, 8,091.50 and 1,883.52

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Solution

The fourth proportional to 5,394.20, 8,091.50 and 1,883.52 is: 2,825.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.20 : 8,091.50 = 1,883.52 : x
  2. Step 2: Convert to fraction form
    5,394.20/8,091.50 = 1,883.52/x
  3. Step 3: Cross multiply
    5,394.20x = 8,091.50 × 1,883.52
  4. Step 4: Simplify right side
    5,394.20x = 15,240,492.66
  5. Step 5: Solve for x
    x = 15,240,492.66/5,394.20
  6. Step 6: Final answer
    x = 2,825.35

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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.