Home / 3,628.80-5,007.66-2,056.89

Finding the Fourth Proportional to 3,628.80, 5,007.66 and 2,056.89

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Solution

The fourth proportional to 3,628.80, 5,007.66 and 2,056.89 is: 2,838.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.80 : 5,007.66 = 2,056.89 : x
  2. Step 2: Convert to fraction form
    3,628.80/5,007.66 = 2,056.89/x
  3. Step 3: Cross multiply
    3,628.80x = 5,007.66 × 2,056.89
  4. Step 4: Simplify right side
    3,628.80x = 10,300,216.84
  5. Step 5: Solve for x
    x = 10,300,216.84/3,628.80
  6. Step 6: Final answer
    x = 2,838.46

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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.