Home / 4,927.87-7,392.26-1,965.60

Finding the Fourth Proportional to 4,927.87, 7,392.26 and 1,965.60

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Solution

The fourth proportional to 4,927.87, 7,392.26 and 1,965.60 is: 2,948.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.87 : 7,392.26 = 1,965.60 : x
  2. Step 2: Convert to fraction form
    4,927.87/7,392.26 = 1,965.60/x
  3. Step 3: Cross multiply
    4,927.87x = 7,392.26 × 1,965.60
  4. Step 4: Simplify right side
    4,927.87x = 14,530,226.26
  5. Step 5: Solve for x
    x = 14,530,226.26/4,927.87
  6. Step 6: Final answer
    x = 2,948.58

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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.