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Finding the Fourth Proportional to 4,858.32, 7,290.96 and 1,738.32

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Solution

The fourth proportional to 4,858.32, 7,290.96 and 1,738.32 is: 2,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.32 : 7,290.96 = 1,738.32 : x
  2. Step 2: Convert to fraction form
    4,858.32/7,290.96 = 1,738.32/x
  3. Step 3: Cross multiply
    4,858.32x = 7,290.96 × 1,738.32
  4. Step 4: Simplify right side
    4,858.32x = 12,674,021.59
  5. Step 5: Solve for x
    x = 12,674,021.59/4,858.32
  6. Step 6: Final answer
    x = 2,608.73

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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.