Home / 1,776.26-2,452.38-1,147.07

Finding the Fourth Proportional to 1,776.26, 2,452.38 and 1,147.07

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Solution

The fourth proportional to 1,776.26, 2,452.38 and 1,147.07 is: 1,583.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.26 : 2,452.38 = 1,147.07 : x
  2. Step 2: Convert to fraction form
    1,776.26/2,452.38 = 1,147.07/x
  3. Step 3: Cross multiply
    1,776.26x = 2,452.38 × 1,147.07
  4. Step 4: Simplify right side
    1,776.26x = 2,813,051.53
  5. Step 5: Solve for x
    x = 2,813,051.53/1,776.26
  6. Step 6: Final answer
    x = 1,583.69

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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.