Home / 1,674.08-2,308.64-1,084.32

Finding the Fourth Proportional to 1,674.08, 2,308.64 and 1,084.32

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Solution

The fourth proportional to 1,674.08, 2,308.64 and 1,084.32 is: 1,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.08 : 2,308.64 = 1,084.32 : x
  2. Step 2: Convert to fraction form
    1,674.08/2,308.64 = 1,084.32/x
  3. Step 3: Cross multiply
    1,674.08x = 2,308.64 × 1,084.32
  4. Step 4: Simplify right side
    1,674.08x = 2,503,304.52
  5. Step 5: Solve for x
    x = 2,503,304.52/1,674.08
  6. Step 6: Final answer
    x = 1,495.33

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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.