Home / 5,454.10-8,181.15-3,607.30

Finding the Fourth Proportional to 5,454.10, 8,181.15 and 3,607.30

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Solution

The fourth proportional to 5,454.10, 8,181.15 and 3,607.30 is: 5,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.10 : 8,181.15 = 3,607.30 : x
  2. Step 2: Convert to fraction form
    5,454.10/8,181.15 = 3,607.30/x
  3. Step 3: Cross multiply
    5,454.10x = 8,181.15 × 3,607.30
  4. Step 4: Simplify right side
    5,454.10x = 29,511,862.40
  5. Step 5: Solve for x
    x = 29,511,862.40/5,454.10
  6. Step 6: Final answer
    x = 5,410.95

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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.