Home / 3,583.85-5,376.24-1,118.68

Finding the Fourth Proportional to 3,583.85, 5,376.24 and 1,118.68

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Solution

The fourth proportional to 3,583.85, 5,376.24 and 1,118.68 is: 1,678.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.85 : 5,376.24 = 1,118.68 : x
  2. Step 2: Convert to fraction form
    3,583.85/5,376.24 = 1,118.68/x
  3. Step 3: Cross multiply
    3,583.85x = 5,376.24 × 1,118.68
  4. Step 4: Simplify right side
    3,583.85x = 6,014,278.72
  5. Step 5: Solve for x
    x = 6,014,278.72/3,583.85
  6. Step 6: Final answer
    x = 1,678.16

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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.