Home / 5,718.55-8,577.88-2,018.18

Finding the Fourth Proportional to 5,718.55, 8,577.88 and 2,018.18

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Solution

The fourth proportional to 5,718.55, 8,577.88 and 2,018.18 is: 3,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.55 : 8,577.88 = 2,018.18 : x
  2. Step 2: Convert to fraction form
    5,718.55/8,577.88 = 2,018.18/x
  3. Step 3: Cross multiply
    5,718.55x = 8,577.88 × 2,018.18
  4. Step 4: Simplify right side
    5,718.55x = 17,311,705.86
  5. Step 5: Solve for x
    x = 17,311,705.86/5,718.55
  6. Step 6: Final answer
    x = 3,027.29

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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.