Home / 1,654.47-2,282.40-1,323.36

Finding the Fourth Proportional to 1,654.47, 2,282.40 and 1,323.36

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Solution

The fourth proportional to 1,654.47, 2,282.40 and 1,323.36 is: 1,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654.47 : 2,282.40 = 1,323.36 : x
  2. Step 2: Convert to fraction form
    1,654.47/2,282.40 = 1,323.36/x
  3. Step 3: Cross multiply
    1,654.47x = 2,282.40 × 1,323.36
  4. Step 4: Simplify right side
    1,654.47x = 3,020,436.86
  5. Step 5: Solve for x
    x = 3,020,436.86/1,654.47
  6. Step 6: Final answer
    x = 1,825.62

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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.