Home / 3,707.76-5,558.40-2,409.60

Finding the Fourth Proportional to 3,707.76, 5,558.40 and 2,409.60

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Solution

The fourth proportional to 3,707.76, 5,558.40 and 2,409.60 is: 3,612.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.76 : 5,558.40 = 2,409.60 : x
  2. Step 2: Convert to fraction form
    3,707.76/5,558.40 = 2,409.60/x
  3. Step 3: Cross multiply
    3,707.76x = 5,558.40 × 2,409.60
  4. Step 4: Simplify right side
    3,707.76x = 13,393,520.64
  5. Step 5: Solve for x
    x = 13,393,520.64/3,707.76
  6. Step 6: Final answer
    x = 3,612.29

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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.