Home / 1,112.93-1,536.41-1,052.63

Finding the Fourth Proportional to 1,112.93, 1,536.41 and 1,052.63

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Solution

The fourth proportional to 1,112.93, 1,536.41 and 1,052.63 is: 1,453.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112.93 : 1,536.41 = 1,052.63 : x
  2. Step 2: Convert to fraction form
    1,112.93/1,536.41 = 1,052.63/x
  3. Step 3: Cross multiply
    1,112.93x = 1,536.41 × 1,052.63
  4. Step 4: Simplify right side
    1,112.93x = 1,617,266.00
  5. Step 5: Solve for x
    x = 1,617,266.00/1,112.93
  6. Step 6: Final answer
    x = 1,453.16

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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.