Home / 3,518.64-5,277.96-2,289.06

Finding the Fourth Proportional to 3,518.64, 5,277.96 and 2,289.06

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Solution

The fourth proportional to 3,518.64, 5,277.96 and 2,289.06 is: 3,433.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.64 : 5,277.96 = 2,289.06 : x
  2. Step 2: Convert to fraction form
    3,518.64/5,277.96 = 2,289.06/x
  3. Step 3: Cross multiply
    3,518.64x = 5,277.96 × 2,289.06
  4. Step 4: Simplify right side
    3,518.64x = 12,081,567.12
  5. Step 5: Solve for x
    x = 12,081,567.12/3,518.64
  6. Step 6: Final answer
    x = 3,433.59

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Similar ratio
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1.5x scale

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.