Home / 3,461.18-5,181.53-2,224.91

Finding the Fourth Proportional to 3,461.18, 5,181.53 and 2,224.91

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Solution

The fourth proportional to 3,461.18, 5,181.53 and 2,224.91 is: 3,330.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.18 : 5,181.53 = 2,224.91 : x
  2. Step 2: Convert to fraction form
    3,461.18/5,181.53 = 2,224.91/x
  3. Step 3: Cross multiply
    3,461.18x = 5,181.53 × 2,224.91
  4. Step 4: Simplify right side
    3,461.18x = 11,528,439.74
  5. Step 5: Solve for x
    x = 11,528,439.74/3,461.18
  6. Step 6: Final answer
    x = 3,330.79

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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.