Home / 4,941.27-7,412.99-1,478.25

Finding the Fourth Proportional to 4,941.27, 7,412.99 and 1,478.25

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Solution

The fourth proportional to 4,941.27, 7,412.99 and 1,478.25 is: 2,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.27 : 7,412.99 = 1,478.25 : x
  2. Step 2: Convert to fraction form
    4,941.27/7,412.99 = 1,478.25/x
  3. Step 3: Cross multiply
    4,941.27x = 7,412.99 × 1,478.25
  4. Step 4: Simplify right side
    4,941.27x = 10,958,245.08
  5. Step 5: Solve for x
    x = 10,958,245.08/4,941.27
  6. Step 6: Final answer
    x = 2,217.70

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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.