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Finding the Fourth Proportional to 3,323.93, 4,980.42 and 2,348.28

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Solution

The fourth proportional to 3,323.93, 4,980.42 and 2,348.28 is: 3,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.93 : 4,980.42 = 2,348.28 : x
  2. Step 2: Convert to fraction form
    3,323.93/4,980.42 = 2,348.28/x
  3. Step 3: Cross multiply
    3,323.93x = 4,980.42 × 2,348.28
  4. Step 4: Simplify right side
    3,323.93x = 11,695,420.68
  5. Step 5: Solve for x
    x = 11,695,420.68/3,323.93
  6. Step 6: Final answer
    x = 3,518.56

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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.