Home / 2,098.81-2,895.76-1,353.19

Finding the Fourth Proportional to 2,098.81, 2,895.76 and 1,353.19

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Solution

The fourth proportional to 2,098.81, 2,895.76 and 1,353.19 is: 1,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.81 : 2,895.76 = 1,353.19 : x
  2. Step 2: Convert to fraction form
    2,098.81/2,895.76 = 1,353.19/x
  3. Step 3: Cross multiply
    2,098.81x = 2,895.76 × 1,353.19
  4. Step 4: Simplify right side
    2,098.81x = 3,918,527.48
  5. Step 5: Solve for x
    x = 3,918,527.48/2,098.81
  6. Step 6: Final answer
    x = 1,867.02

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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.