Home / 1,936.08-2,671.80-1,150.48

Finding the Fourth Proportional to 1,936.08, 2,671.80 and 1,150.48

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Solution

The fourth proportional to 1,936.08, 2,671.80 and 1,150.48 is: 1,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.08 : 2,671.80 = 1,150.48 : x
  2. Step 2: Convert to fraction form
    1,936.08/2,671.80 = 1,150.48/x
  3. Step 3: Cross multiply
    1,936.08x = 2,671.80 × 1,150.48
  4. Step 4: Simplify right side
    1,936.08x = 3,073,852.46
  5. Step 5: Solve for x
    x = 3,073,852.46/1,936.08
  6. Step 6: Final answer
    x = 1,587.67

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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.