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Finding the Fourth Proportional to 3,483.84, 5,226.57 and 1,018.68

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Solution

The fourth proportional to 3,483.84, 5,226.57 and 1,018.68 is: 1,528.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.84 : 5,226.57 = 1,018.68 : x
  2. Step 2: Convert to fraction form
    3,483.84/5,226.57 = 1,018.68/x
  3. Step 3: Cross multiply
    3,483.84x = 5,226.57 × 1,018.68
  4. Step 4: Simplify right side
    3,483.84x = 5,324,202.33
  5. Step 5: Solve for x
    x = 5,324,202.33/3,483.84
  6. Step 6: Final answer
    x = 1,528.26

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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.