Home / 3,628.87-5,007.90-2,056.93

Finding the Fourth Proportional to 3,628.87, 5,007.90 and 2,056.93

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Solution

The fourth proportional to 3,628.87, 5,007.90 and 2,056.93 is: 2,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.87 : 5,007.90 = 2,056.93 : x
  2. Step 2: Convert to fraction form
    3,628.87/5,007.90 = 2,056.93/x
  3. Step 3: Cross multiply
    3,628.87x = 5,007.90 × 2,056.93
  4. Step 4: Simplify right side
    3,628.87x = 10,300,899.75
  5. Step 5: Solve for x
    x = 10,300,899.75/3,628.87
  6. Step 6: Final answer
    x = 2,838.60

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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.