Home / 2,629.77-3,628.90-1,510.75

Finding the Fourth Proportional to 2,629.77, 3,628.90 and 1,510.75

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Solution

The fourth proportional to 2,629.77, 3,628.90 and 1,510.75 is: 2,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.77 : 3,628.90 = 1,510.75 : x
  2. Step 2: Convert to fraction form
    2,629.77/3,628.90 = 1,510.75/x
  3. Step 3: Cross multiply
    2,629.77x = 3,628.90 × 1,510.75
  4. Step 4: Simplify right side
    2,629.77x = 5,482,367.10
  5. Step 5: Solve for x
    x = 5,482,367.10/2,629.77
  6. Step 6: Final answer
    x = 2,084.74

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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.