Home / 3,628.37-5,007.57-2,056.75

Finding the Fourth Proportional to 3,628.37, 5,007.57 and 2,056.75

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Solution

The fourth proportional to 3,628.37, 5,007.57 and 2,056.75 is: 2,838.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.37 : 5,007.57 = 2,056.75 : x
  2. Step 2: Convert to fraction form
    3,628.37/5,007.57 = 2,056.75/x
  3. Step 3: Cross multiply
    3,628.37x = 5,007.57 × 2,056.75
  4. Step 4: Simplify right side
    3,628.37x = 10,299,319.60
  5. Step 5: Solve for x
    x = 10,299,319.60/3,628.37
  6. Step 6: Final answer
    x = 2,838.55

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1.5x scale

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.