Home / 2,790.56-3,850.80-1,595.67

Finding the Fourth Proportional to 2,790.56, 3,850.80 and 1,595.67

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Solution

The fourth proportional to 2,790.56, 3,850.80 and 1,595.67 is: 2,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790.56 : 3,850.80 = 1,595.67 : x
  2. Step 2: Convert to fraction form
    2,790.56/3,850.80 = 1,595.67/x
  3. Step 3: Cross multiply
    2,790.56x = 3,850.80 × 1,595.67
  4. Step 4: Simplify right side
    2,790.56x = 6,144,606.04
  5. Step 5: Solve for x
    x = 6,144,606.04/2,790.56
  6. Step 6: Final answer
    x = 2,201.93

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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.