Home / 2,455.10-3,680.06-1,203.96

Finding the Fourth Proportional to 2,455.10, 3,680.06 and 1,203.96

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Solution

The fourth proportional to 2,455.10, 3,680.06 and 1,203.96 is: 1,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.10 : 3,680.06 = 1,203.96 : x
  2. Step 2: Convert to fraction form
    2,455.10/3,680.06 = 1,203.96/x
  3. Step 3: Cross multiply
    2,455.10x = 3,680.06 × 1,203.96
  4. Step 4: Simplify right side
    2,455.10x = 4,430,645.04
  5. Step 5: Solve for x
    x = 4,430,645.04/2,455.10
  6. Step 6: Final answer
    x = 1,804.67

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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.