Home / 3,465.96-5,200.36-1,276.54

Finding the Fourth Proportional to 3,465.96, 5,200.36 and 1,276.54

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Solution

The fourth proportional to 3,465.96, 5,200.36 and 1,276.54 is: 1,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.96 : 5,200.36 = 1,276.54 : x
  2. Step 2: Convert to fraction form
    3,465.96/5,200.36 = 1,276.54/x
  3. Step 3: Cross multiply
    3,465.96x = 5,200.36 × 1,276.54
  4. Step 4: Simplify right side
    3,465.96x = 6,638,467.55
  5. Step 5: Solve for x
    x = 6,638,467.55/3,465.96
  6. Step 6: Final answer
    x = 1,915.33

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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.