Home / 2,828.52-3,903.37-1,569.60

Finding the Fourth Proportional to 2,828.52, 3,903.37 and 1,569.60

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Solution

The fourth proportional to 2,828.52, 3,903.37 and 1,569.60 is: 2,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.52 : 3,903.37 = 1,569.60 : x
  2. Step 2: Convert to fraction form
    2,828.52/3,903.37 = 1,569.60/x
  3. Step 3: Cross multiply
    2,828.52x = 3,903.37 × 1,569.60
  4. Step 4: Simplify right side
    2,828.52x = 6,126,725.63
  5. Step 5: Solve for x
    x = 6,126,725.63/2,828.52
  6. Step 6: Final answer
    x = 2,166.05

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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.