Home / 2,208.32-3,047.48-1,200.02

Finding the Fourth Proportional to 2,208.32, 3,047.48 and 1,200.02

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Solution

The fourth proportional to 2,208.32, 3,047.48 and 1,200.02 is: 1,656.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.32 : 3,047.48 = 1,200.02 : x
  2. Step 2: Convert to fraction form
    2,208.32/3,047.48 = 1,200.02/x
  3. Step 3: Cross multiply
    2,208.32x = 3,047.48 × 1,200.02
  4. Step 4: Simplify right side
    2,208.32x = 3,657,030.95
  5. Step 5: Solve for x
    x = 3,657,030.95/2,208.32
  6. Step 6: Final answer
    x = 1,656.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.