Home / 1,708.22-2,356.12-1,045.44

Finding the Fourth Proportional to 1,708.22, 2,356.12 and 1,045.44

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Solution

The fourth proportional to 1,708.22, 2,356.12 and 1,045.44 is: 1,441.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.22 : 2,356.12 = 1,045.44 : x
  2. Step 2: Convert to fraction form
    1,708.22/2,356.12 = 1,045.44/x
  3. Step 3: Cross multiply
    1,708.22x = 2,356.12 × 1,045.44
  4. Step 4: Simplify right side
    1,708.22x = 2,463,183.40
  5. Step 5: Solve for x
    x = 2,463,183.40/1,708.22
  6. Step 6: Final answer
    x = 1,441.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.