Home / 4,768.82-7,152.62-1,845.12

Finding the Fourth Proportional to 4,768.82, 7,152.62 and 1,845.12

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Solution

The fourth proportional to 4,768.82, 7,152.62 and 1,845.12 is: 2,767.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.82 : 7,152.62 = 1,845.12 : x
  2. Step 2: Convert to fraction form
    4,768.82/7,152.62 = 1,845.12/x
  3. Step 3: Cross multiply
    4,768.82x = 7,152.62 × 1,845.12
  4. Step 4: Simplify right side
    4,768.82x = 13,197,432.99
  5. Step 5: Solve for x
    x = 13,197,432.99/4,768.82
  6. Step 6: Final answer
    x = 2,767.44

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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.