Home / 5,736.24-7,916.06-3,745.60

Finding the Fourth Proportional to 5,736.24, 7,916.06 and 3,745.60

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Solution

The fourth proportional to 5,736.24, 7,916.06 and 3,745.60 is: 5,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736.24 : 7,916.06 = 3,745.60 : x
  2. Step 2: Convert to fraction form
    5,736.24/7,916.06 = 3,745.60/x
  3. Step 3: Cross multiply
    5,736.24x = 7,916.06 × 3,745.60
  4. Step 4: Simplify right side
    5,736.24x = 29,650,394.34
  5. Step 5: Solve for x
    x = 29,650,394.34/5,736.24
  6. Step 6: Final answer
    x = 5,168.96

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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.