Home / 5,181.17-7,770.14-2,256.53

Finding the Fourth Proportional to 5,181.17, 7,770.14 and 2,256.53

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Solution

The fourth proportional to 5,181.17, 7,770.14 and 2,256.53 is: 3,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.17 : 7,770.14 = 2,256.53 : x
  2. Step 2: Convert to fraction form
    5,181.17/7,770.14 = 2,256.53/x
  3. Step 3: Cross multiply
    5,181.17x = 7,770.14 × 2,256.53
  4. Step 4: Simplify right side
    5,181.17x = 17,533,542.73
  5. Step 5: Solve for x
    x = 17,533,542.73/5,181.17
  6. Step 6: Final answer
    x = 3,384.09

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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.