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Finding the Fourth Proportional to 1,851.03, 2,776.58 and 754.63

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Solution

The fourth proportional to 1,851.03, 2,776.58 and 754.63 is: 1,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.03 : 2,776.58 = 754.63 : x
  2. Step 2: Convert to fraction form
    1,851.03/2,776.58 = 754.63/x
  3. Step 3: Cross multiply
    1,851.03x = 2,776.58 × 754.63
  4. Step 4: Simplify right side
    1,851.03x = 2,095,290.57
  5. Step 5: Solve for x
    x = 2,095,290.57/1,851.03
  6. Step 6: Final answer
    x = 1,131.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.