Home / 9,113.72-13,670.37-2,450.25

Finding the Fourth Proportional to 9,113.72, 13,670.37 and 2,450.25

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Solution

The fourth proportional to 9,113.72, 13,670.37 and 2,450.25 is: 3,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.72 : 13,670.37 = 2,450.25 : x
  2. Step 2: Convert to fraction form
    9,113.72/13,670.37 = 2,450.25/x
  3. Step 3: Cross multiply
    9,113.72x = 13,670.37 × 2,450.25
  4. Step 4: Simplify right side
    9,113.72x = 33,495,824.09
  5. Step 5: Solve for x
    x = 33,495,824.09/9,113.72
  6. Step 6: Final answer
    x = 3,675.32

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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.