Home / 3,048.85-4,207.37-1,722.98

Finding the Fourth Proportional to 3,048.85, 4,207.37 and 1,722.98

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Solution

The fourth proportional to 3,048.85, 4,207.37 and 1,722.98 is: 2,377.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.85 : 4,207.37 = 1,722.98 : x
  2. Step 2: Convert to fraction form
    3,048.85/4,207.37 = 1,722.98/x
  3. Step 3: Cross multiply
    3,048.85x = 4,207.37 × 1,722.98
  4. Step 4: Simplify right side
    3,048.85x = 7,249,214.36
  5. Step 5: Solve for x
    x = 7,249,214.36/3,048.85
  6. Step 6: Final answer
    x = 2,377.69

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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.