Home / 5,414.02-8,116.98-3,654.09

Finding the Fourth Proportional to 5,414.02, 8,116.98 and 3,654.09

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Solution

The fourth proportional to 5,414.02, 8,116.98 and 3,654.09 is: 5,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.02 : 8,116.98 = 3,654.09 : x
  2. Step 2: Convert to fraction form
    5,414.02/8,116.98 = 3,654.09/x
  3. Step 3: Cross multiply
    5,414.02x = 8,116.98 × 3,654.09
  4. Step 4: Simplify right side
    5,414.02x = 29,660,175.45
  5. Step 5: Solve for x
    x = 29,660,175.45/5,414.02
  6. Step 6: Final answer
    x = 5,478.40

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1.5x scale

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.