Home / 2,631.81-3,631.85-1,452.89

Finding the Fourth Proportional to 2,631.81, 3,631.85 and 1,452.89

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Solution

The fourth proportional to 2,631.81, 3,631.85 and 1,452.89 is: 2,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.81 : 3,631.85 = 1,452.89 : x
  2. Step 2: Convert to fraction form
    2,631.81/3,631.85 = 1,452.89/x
  3. Step 3: Cross multiply
    2,631.81x = 3,631.85 × 1,452.89
  4. Step 4: Simplify right side
    2,631.81x = 5,276,678.55
  5. Step 5: Solve for x
    x = 5,276,678.55/2,631.81
  6. Step 6: Final answer
    x = 2,004.96

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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.