Home / 7,258.28-10,886.16-3,100.64

Finding the Fourth Proportional to 7,258.28, 10,886.16 and 3,100.64

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Solution

The fourth proportional to 7,258.28, 10,886.16 and 3,100.64 is: 4,650.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.28 : 10,886.16 = 3,100.64 : x
  2. Step 2: Convert to fraction form
    7,258.28/10,886.16 = 3,100.64/x
  3. Step 3: Cross multiply
    7,258.28x = 10,886.16 × 3,100.64
  4. Step 4: Simplify right side
    7,258.28x = 33,754,063.14
  5. Step 5: Solve for x
    x = 33,754,063.14/7,258.28
  6. Step 6: Final answer
    x = 4,650.42

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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.