Home / 6,959.09-10,431.33-3,258.20

Finding the Fourth Proportional to 6,959.09, 10,431.33 and 3,258.20

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Solution

The fourth proportional to 6,959.09, 10,431.33 and 3,258.20 is: 4,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.09 : 10,431.33 = 3,258.20 : x
  2. Step 2: Convert to fraction form
    6,959.09/10,431.33 = 3,258.20/x
  3. Step 3: Cross multiply
    6,959.09x = 10,431.33 × 3,258.20
  4. Step 4: Simplify right side
    6,959.09x = 33,987,307.25
  5. Step 5: Solve for x
    x = 33,987,307.25/6,959.09
  6. Step 6: Final answer
    x = 4,883.88

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1.5x scale

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.