Home / 5,258.69-7,256.96-3,020.57

Finding the Fourth Proportional to 5,258.69, 7,256.96 and 3,020.57

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Solution

The fourth proportional to 5,258.69, 7,256.96 and 3,020.57 is: 4,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.69 : 7,256.96 = 3,020.57 : x
  2. Step 2: Convert to fraction form
    5,258.69/7,256.96 = 3,020.57/x
  3. Step 3: Cross multiply
    5,258.69x = 7,256.96 × 3,020.57
  4. Step 4: Simplify right side
    5,258.69x = 21,920,183.64
  5. Step 5: Solve for x
    x = 21,920,183.64/5,258.69
  6. Step 6: Final answer
    x = 4,168.37

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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.