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Finding the Fourth Proportional to 2,573.31, 3,551.19 and 1,510.80

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Solution

The fourth proportional to 2,573.31, 3,551.19 and 1,510.80 is: 2,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.31 : 3,551.19 = 1,510.80 : x
  2. Step 2: Convert to fraction form
    2,573.31/3,551.19 = 1,510.80/x
  3. Step 3: Cross multiply
    2,573.31x = 3,551.19 × 1,510.80
  4. Step 4: Simplify right side
    2,573.31x = 5,365,137.85
  5. Step 5: Solve for x
    x = 5,365,137.85/2,573.31
  6. Step 6: Final answer
    x = 2,084.92

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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.