Home / 2,991.08-4,126.14-1,795.92

Finding the Fourth Proportional to 2,991.08, 4,126.14 and 1,795.92

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Solution

The fourth proportional to 2,991.08, 4,126.14 and 1,795.92 is: 2,477.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991.08 : 4,126.14 = 1,795.92 : x
  2. Step 2: Convert to fraction form
    2,991.08/4,126.14 = 1,795.92/x
  3. Step 3: Cross multiply
    2,991.08x = 4,126.14 × 1,795.92
  4. Step 4: Simplify right side
    2,991.08x = 7,410,217.35
  5. Step 5: Solve for x
    x = 7,410,217.35/2,991.08
  6. Step 6: Final answer
    x = 2,477.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.