Home / 1,776.63-2,453.06-1,147.53

Finding the Fourth Proportional to 1,776.63, 2,453.06 and 1,147.53

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Solution

The fourth proportional to 1,776.63, 2,453.06 and 1,147.53 is: 1,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.63 : 2,453.06 = 1,147.53 : x
  2. Step 2: Convert to fraction form
    1,776.63/2,453.06 = 1,147.53/x
  3. Step 3: Cross multiply
    1,776.63x = 2,453.06 × 1,147.53
  4. Step 4: Simplify right side
    1,776.63x = 2,814,954.20
  5. Step 5: Solve for x
    x = 2,814,954.20/1,776.63
  6. Step 6: Final answer
    x = 1,584.43

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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.