Home / 3,048.33-4,206.71-1,722.01

Finding the Fourth Proportional to 3,048.33, 4,206.71 and 1,722.01

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Solution

The fourth proportional to 3,048.33, 4,206.71 and 1,722.01 is: 2,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.33 : 4,206.71 = 1,722.01 : x
  2. Step 2: Convert to fraction form
    3,048.33/4,206.71 = 1,722.01/x
  3. Step 3: Cross multiply
    3,048.33x = 4,206.71 × 1,722.01
  4. Step 4: Simplify right side
    3,048.33x = 7,243,993.52
  5. Step 5: Solve for x
    x = 7,243,993.52/3,048.33
  6. Step 6: Final answer
    x = 2,376.38

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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.