Home / 10,258.75-15,389.61-3,236.38

Finding the Fourth Proportional to 10,258.75, 15,389.61 and 3,236.38

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Solution

The fourth proportional to 10,258.75, 15,389.61 and 3,236.38 is: 4,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.75 : 15,389.61 = 3,236.38 : x
  2. Step 2: Convert to fraction form
    10,258.75/15,389.61 = 3,236.38/x
  3. Step 3: Cross multiply
    10,258.75x = 15,389.61 × 3,236.38
  4. Step 4: Simplify right side
    10,258.75x = 49,806,626.01
  5. Step 5: Solve for x
    x = 49,806,626.01/10,258.75
  6. Step 6: Final answer
    x = 4,855.04

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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.