Home / 1,167.99-1,743.44-1,029.60

Finding the Fourth Proportional to 1,167.99, 1,743.44 and 1,029.60

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Solution

The fourth proportional to 1,167.99, 1,743.44 and 1,029.60 is: 1,536.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.99 : 1,743.44 = 1,029.60 : x
  2. Step 2: Convert to fraction form
    1,167.99/1,743.44 = 1,029.60/x
  3. Step 3: Cross multiply
    1,167.99x = 1,743.44 × 1,029.60
  4. Step 4: Simplify right side
    1,167.99x = 1,795,045.82
  5. Step 5: Solve for x
    x = 1,795,045.82/1,167.99
  6. Step 6: Final answer
    x = 1,536.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.