Home / 3,048.84-4,207.02-1,722.60

Finding the Fourth Proportional to 3,048.84, 4,207.02 and 1,722.60

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Solution

The fourth proportional to 3,048.84, 4,207.02 and 1,722.60 is: 2,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.84 : 4,207.02 = 1,722.60 : x
  2. Step 2: Convert to fraction form
    3,048.84/4,207.02 = 1,722.60/x
  3. Step 3: Cross multiply
    3,048.84x = 4,207.02 × 1,722.60
  4. Step 4: Simplify right side
    3,048.84x = 7,247,012.65
  5. Step 5: Solve for x
    x = 7,247,012.65/3,048.84
  6. Step 6: Final answer
    x = 2,376.97

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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.