Home / 4,980.44-7,470.48-1,517.60

Finding the Fourth Proportional to 4,980.44, 7,470.48 and 1,517.60

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Solution

The fourth proportional to 4,980.44, 7,470.48 and 1,517.60 is: 2,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.44 : 7,470.48 = 1,517.60 : x
  2. Step 2: Convert to fraction form
    4,980.44/7,470.48 = 1,517.60/x
  3. Step 3: Cross multiply
    4,980.44x = 7,470.48 × 1,517.60
  4. Step 4: Simplify right side
    4,980.44x = 11,337,200.45
  5. Step 5: Solve for x
    x = 11,337,200.45/4,980.44
  6. Step 6: Final answer
    x = 2,276.35

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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.