Home / 1,231.17-1,846.86-1,064.97

Finding the Fourth Proportional to 1,231.17, 1,846.86 and 1,064.97

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Solution

The fourth proportional to 1,231.17, 1,846.86 and 1,064.97 is: 1,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231.17 : 1,846.86 = 1,064.97 : x
  2. Step 2: Convert to fraction form
    1,231.17/1,846.86 = 1,064.97/x
  3. Step 3: Cross multiply
    1,231.17x = 1,846.86 × 1,064.97
  4. Step 4: Simplify right side
    1,231.17x = 1,966,850.49
  5. Step 5: Solve for x
    x = 1,966,850.49/1,231.17
  6. Step 6: Final answer
    x = 1,597.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.