Home / 4,409.82-6,617.61-2,101.50

Finding the Fourth Proportional to 4,409.82, 6,617.61 and 2,101.50

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Solution

The fourth proportional to 4,409.82, 6,617.61 and 2,101.50 is: 3,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.82 : 6,617.61 = 2,101.50 : x
  2. Step 2: Convert to fraction form
    4,409.82/6,617.61 = 2,101.50/x
  3. Step 3: Cross multiply
    4,409.82x = 6,617.61 × 2,101.50
  4. Step 4: Simplify right side
    4,409.82x = 13,906,907.42
  5. Step 5: Solve for x
    x = 13,906,907.42/4,409.82
  6. Step 6: Final answer
    x = 3,153.62

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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.