Home / 3,606.48-4,976.64-2,280.60

Finding the Fourth Proportional to 3,606.48, 4,976.64 and 2,280.60

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Solution

The fourth proportional to 3,606.48, 4,976.64 and 2,280.60 is: 3,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.48 : 4,976.64 = 2,280.60 : x
  2. Step 2: Convert to fraction form
    3,606.48/4,976.64 = 2,280.60/x
  3. Step 3: Cross multiply
    3,606.48x = 4,976.64 × 2,280.60
  4. Step 4: Simplify right side
    3,606.48x = 11,349,725.18
  5. Step 5: Solve for x
    x = 11,349,725.18/3,606.48
  6. Step 6: Final answer
    x = 3,147.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.