Home / 1,982.10-2,735.46-1,510.68

Finding the Fourth Proportional to 1,982.10, 2,735.46 and 1,510.68

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Solution

The fourth proportional to 1,982.10, 2,735.46 and 1,510.68 is: 2,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.10 : 2,735.46 = 1,510.68 : x
  2. Step 2: Convert to fraction form
    1,982.10/2,735.46 = 1,510.68/x
  3. Step 3: Cross multiply
    1,982.10x = 2,735.46 × 1,510.68
  4. Step 4: Simplify right side
    1,982.10x = 4,132,404.71
  5. Step 5: Solve for x
    x = 4,132,404.71/1,982.10
  6. Step 6: Final answer
    x = 2,084.86

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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.