Home / 7,530.87-11,295.48-1,983.99

Finding the Fourth Proportional to 7,530.87, 11,295.48 and 1,983.99

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Solution

The fourth proportional to 7,530.87, 11,295.48 and 1,983.99 is: 2,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.87 : 11,295.48 = 1,983.99 : x
  2. Step 2: Convert to fraction form
    7,530.87/11,295.48 = 1,983.99/x
  3. Step 3: Cross multiply
    7,530.87x = 11,295.48 × 1,983.99
  4. Step 4: Simplify right side
    7,530.87x = 22,410,119.37
  5. Step 5: Solve for x
    x = 22,410,119.37/7,530.87
  6. Step 6: Final answer
    x = 2,975.77

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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.