Home / 9,236.03-12,739.88-5,256.29

Finding the Fourth Proportional to 9,236.03, 12,739.88 and 5,256.29

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Solution

The fourth proportional to 9,236.03, 12,739.88 and 5,256.29 is: 7,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.03 : 12,739.88 = 5,256.29 : x
  2. Step 2: Convert to fraction form
    9,236.03/12,739.88 = 5,256.29/x
  3. Step 3: Cross multiply
    9,236.03x = 12,739.88 × 5,256.29
  4. Step 4: Simplify right side
    9,236.03x = 66,964,548.84
  5. Step 5: Solve for x
    x = 66,964,548.84/9,236.03
  6. Step 6: Final answer
    x = 7,250.36

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1.5x scale

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.