Home / 2,878.03-4,313.40-1,232.77

Finding the Fourth Proportional to 2,878.03, 4,313.40 and 1,232.77

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Solution

The fourth proportional to 2,878.03, 4,313.40 and 1,232.77 is: 1,847.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878.03 : 4,313.40 = 1,232.77 : x
  2. Step 2: Convert to fraction form
    2,878.03/4,313.40 = 1,232.77/x
  3. Step 3: Cross multiply
    2,878.03x = 4,313.40 × 1,232.77
  4. Step 4: Simplify right side
    2,878.03x = 5,317,430.12
  5. Step 5: Solve for x
    x = 5,317,430.12/2,878.03
  6. Step 6: Final answer
    x = 1,847.59

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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.