Home / 5,917.11-8,875.56-2,219.25

Finding the Fourth Proportional to 5,917.11, 8,875.56 and 2,219.25

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Solution

The fourth proportional to 5,917.11, 8,875.56 and 2,219.25 is: 3,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.11 : 8,875.56 = 2,219.25 : x
  2. Step 2: Convert to fraction form
    5,917.11/8,875.56 = 2,219.25/x
  3. Step 3: Cross multiply
    5,917.11x = 8,875.56 × 2,219.25
  4. Step 4: Simplify right side
    5,917.11x = 19,697,086.53
  5. Step 5: Solve for x
    x = 19,697,086.53/5,917.11
  6. Step 6: Final answer
    x = 3,328.84

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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.