Home / 6,181.20-9,271.85-2,285.55

Finding the Fourth Proportional to 6,181.20, 9,271.85 and 2,285.55

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Solution

The fourth proportional to 6,181.20, 9,271.85 and 2,285.55 is: 3,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.20 : 9,271.85 = 2,285.55 : x
  2. Step 2: Convert to fraction form
    6,181.20/9,271.85 = 2,285.55/x
  3. Step 3: Cross multiply
    6,181.20x = 9,271.85 × 2,285.55
  4. Step 4: Simplify right side
    6,181.20x = 21,191,265.34
  5. Step 5: Solve for x
    x = 21,191,265.34/6,181.20
  6. Step 6: Final answer
    x = 3,428.34

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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.