Home / 4,969.11-7,441.99-2,918.55

Finding the Fourth Proportional to 4,969.11, 7,441.99 and 2,918.55

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Solution

The fourth proportional to 4,969.11, 7,441.99 and 2,918.55 is: 4,370.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.11 : 7,441.99 = 2,918.55 : x
  2. Step 2: Convert to fraction form
    4,969.11/7,441.99 = 2,918.55/x
  3. Step 3: Cross multiply
    4,969.11x = 7,441.99 × 2,918.55
  4. Step 4: Simplify right side
    4,969.11x = 21,719,805.32
  5. Step 5: Solve for x
    x = 21,719,805.32/4,969.11
  6. Step 6: Final answer
    x = 4,370.96

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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.