Home / 5,719.25-8,577.98-2,208.74

Finding the Fourth Proportional to 5,719.25, 8,577.98 and 2,208.74

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Solution

The fourth proportional to 5,719.25, 8,577.98 and 2,208.74 is: 3,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.25 : 8,577.98 = 2,208.74 : x
  2. Step 2: Convert to fraction form
    5,719.25/8,577.98 = 2,208.74/x
  3. Step 3: Cross multiply
    5,719.25x = 8,577.98 × 2,208.74
  4. Step 4: Simplify right side
    5,719.25x = 18,946,527.55
  5. Step 5: Solve for x
    x = 18,946,527.55/5,719.25
  6. Step 6: Final answer
    x = 3,312.76

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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.