Home / 2,586.11-3,568.83-1,407.17

Finding the Fourth Proportional to 2,586.11, 3,568.83 and 1,407.17

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Solution

The fourth proportional to 2,586.11, 3,568.83 and 1,407.17 is: 1,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.11 : 3,568.83 = 1,407.17 : x
  2. Step 2: Convert to fraction form
    2,586.11/3,568.83 = 1,407.17/x
  3. Step 3: Cross multiply
    2,586.11x = 3,568.83 × 1,407.17
  4. Step 4: Simplify right side
    2,586.11x = 5,021,959.43
  5. Step 5: Solve for x
    x = 5,021,959.43/2,586.11
  6. Step 6: Final answer
    x = 1,941.90

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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.