Home / 4,935.41-7,400.07-1,647.62

Finding the Fourth Proportional to 4,935.41, 7,400.07 and 1,647.62

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Solution

The fourth proportional to 4,935.41, 7,400.07 and 1,647.62 is: 2,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.41 : 7,400.07 = 1,647.62 : x
  2. Step 2: Convert to fraction form
    4,935.41/7,400.07 = 1,647.62/x
  3. Step 3: Cross multiply
    4,935.41x = 7,400.07 × 1,647.62
  4. Step 4: Simplify right side
    4,935.41x = 12,192,466.33
  5. Step 5: Solve for x
    x = 12,192,466.33/4,935.41
  6. Step 6: Final answer
    x = 2,470.41

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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.