Home / 5,093.03-7,018.87-3,972.20

Finding the Fourth Proportional to 5,093.03, 7,018.87 and 3,972.20

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Solution

The fourth proportional to 5,093.03, 7,018.87 and 3,972.20 is: 5,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.03 : 7,018.87 = 3,972.20 : x
  2. Step 2: Convert to fraction form
    5,093.03/7,018.87 = 3,972.20/x
  3. Step 3: Cross multiply
    5,093.03x = 7,018.87 × 3,972.20
  4. Step 4: Simplify right side
    5,093.03x = 27,880,355.41
  5. Step 5: Solve for x
    x = 27,880,355.41/5,093.03
  6. Step 6: Final answer
    x = 5,474.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.