Home / 4,914.87-7,369.67-1,953.19

Finding the Fourth Proportional to 4,914.87, 7,369.67 and 1,953.19

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Solution

The fourth proportional to 4,914.87, 7,369.67 and 1,953.19 is: 2,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.87 : 7,369.67 = 1,953.19 : x
  2. Step 2: Convert to fraction form
    4,914.87/7,369.67 = 1,953.19/x
  3. Step 3: Cross multiply
    4,914.87x = 7,369.67 × 1,953.19
  4. Step 4: Simplify right side
    4,914.87x = 14,394,365.75
  5. Step 5: Solve for x
    x = 14,394,365.75/4,914.87
  6. Step 6: Final answer
    x = 2,928.74

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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.