Home / 2,218.03-3,327.74-1,047.98

Finding the Fourth Proportional to 2,218.03, 3,327.74 and 1,047.98

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Solution

The fourth proportional to 2,218.03, 3,327.74 and 1,047.98 is: 1,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218.03 : 3,327.74 = 1,047.98 : x
  2. Step 2: Convert to fraction form
    2,218.03/3,327.74 = 1,047.98/x
  3. Step 3: Cross multiply
    2,218.03x = 3,327.74 × 1,047.98
  4. Step 4: Simplify right side
    2,218.03x = 3,487,415.90
  5. Step 5: Solve for x
    x = 3,487,415.90/2,218.03
  6. Step 6: Final answer
    x = 1,572.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.