Home / 6,181.12-9,271.44-2,077.12

Finding the Fourth Proportional to 6,181.12, 9,271.44 and 2,077.12

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Solution

The fourth proportional to 6,181.12, 9,271.44 and 2,077.12 is: 3,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.12 : 9,271.44 = 2,077.12 : x
  2. Step 2: Convert to fraction form
    6,181.12/9,271.44 = 2,077.12/x
  3. Step 3: Cross multiply
    6,181.12x = 9,271.44 × 2,077.12
  4. Step 4: Simplify right side
    6,181.12x = 19,257,893.45
  5. Step 5: Solve for x
    x = 19,257,893.45/6,181.12
  6. Step 6: Final answer
    x = 3,115.60

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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.