Home / 2,116.51-2,917.69-1,673.71

Finding the Fourth Proportional to 2,116.51, 2,917.69 and 1,673.71

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Solution

The fourth proportional to 2,116.51, 2,917.69 and 1,673.71 is: 2,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116.51 : 2,917.69 = 1,673.71 : x
  2. Step 2: Convert to fraction form
    2,116.51/2,917.69 = 1,673.71/x
  3. Step 3: Cross multiply
    2,116.51x = 2,917.69 × 1,673.71
  4. Step 4: Simplify right side
    2,116.51x = 4,883,366.93
  5. Step 5: Solve for x
    x = 4,883,366.93/2,116.51
  6. Step 6: Final answer
    x = 2,307.27

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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.