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Finding the Fourth Proportional to 2,051.46, 3,077.60 and 753.03

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Solution

The fourth proportional to 2,051.46, 3,077.60 and 753.03 is: 1,129.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.46 : 3,077.60 = 753.03 : x
  2. Step 2: Convert to fraction form
    2,051.46/3,077.60 = 753.03/x
  3. Step 3: Cross multiply
    2,051.46x = 3,077.60 × 753.03
  4. Step 4: Simplify right side
    2,051.46x = 2,317,521.36
  5. Step 5: Solve for x
    x = 2,317,521.36/2,051.46
  6. Step 6: Final answer
    x = 1,129.69

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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.