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Finding the Fourth Proportional to 1,848.93, 2,773.34 and 753.29

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Solution

The fourth proportional to 1,848.93, 2,773.34 and 753.29 is: 1,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.93 : 2,773.34 = 753.29 : x
  2. Step 2: Convert to fraction form
    1,848.93/2,773.34 = 753.29/x
  3. Step 3: Cross multiply
    1,848.93x = 2,773.34 × 753.29
  4. Step 4: Simplify right side
    1,848.93x = 2,089,115.42
  5. Step 5: Solve for x
    x = 2,089,115.42/1,848.93
  6. Step 6: Final answer
    x = 1,129.91

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Why These Related Problems?

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