Home / 2,110.50-2,912.58-1,411.74

Finding the Fourth Proportional to 2,110.50, 2,912.58 and 1,411.74

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Solution

The fourth proportional to 2,110.50, 2,912.58 and 1,411.74 is: 1,948.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.50 : 2,912.58 = 1,411.74 : x
  2. Step 2: Convert to fraction form
    2,110.50/2,912.58 = 1,411.74/x
  3. Step 3: Cross multiply
    2,110.50x = 2,912.58 × 1,411.74
  4. Step 4: Simplify right side
    2,110.50x = 4,111,805.69
  5. Step 5: Solve for x
    x = 4,111,805.69/2,110.50
  6. Step 6: Final answer
    x = 1,948.26

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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.