Home / 9,181.08-13,771.95-2,940.28

Finding the Fourth Proportional to 9,181.08, 13,771.95 and 2,940.28

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Solution

The fourth proportional to 9,181.08, 13,771.95 and 2,940.28 is: 4,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.08 : 13,771.95 = 2,940.28 : x
  2. Step 2: Convert to fraction form
    9,181.08/13,771.95 = 2,940.28/x
  3. Step 3: Cross multiply
    9,181.08x = 13,771.95 × 2,940.28
  4. Step 4: Simplify right side
    9,181.08x = 40,493,374.44
  5. Step 5: Solve for x
    x = 40,493,374.44/9,181.08
  6. Step 6: Final answer
    x = 4,410.52

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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.