Home / 1,449.04-2,173.12-964.68

Finding the Fourth Proportional to 1,449.04, 2,173.12 and 964.68

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Solution

The fourth proportional to 1,449.04, 2,173.12 and 964.68 is: 1,446.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449.04 : 2,173.12 = 964.68 : x
  2. Step 2: Convert to fraction form
    1,449.04/2,173.12 = 964.68/x
  3. Step 3: Cross multiply
    1,449.04x = 2,173.12 × 964.68
  4. Step 4: Simplify right side
    1,449.04x = 2,096,365.40
  5. Step 5: Solve for x
    x = 2,096,365.40/1,449.04
  6. Step 6: Final answer
    x = 1,446.73

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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.