Home / 1,147.14-1,583.85-848.46

Finding the Fourth Proportional to 1,147.14, 1,583.85 and 848.46

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Solution

The fourth proportional to 1,147.14, 1,583.85 and 848.46 is: 1,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147.14 : 1,583.85 = 848.46 : x
  2. Step 2: Convert to fraction form
    1,147.14/1,583.85 = 848.46/x
  3. Step 3: Cross multiply
    1,147.14x = 1,583.85 × 848.46
  4. Step 4: Simplify right side
    1,147.14x = 1,343,833.37
  5. Step 5: Solve for x
    x = 1,343,833.37/1,147.14
  6. Step 6: Final answer
    x = 1,171.46

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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.