Home / 3,117.19-4,671.73-1,266.14

Finding the Fourth Proportional to 3,117.19, 4,671.73 and 1,266.14

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Solution

The fourth proportional to 3,117.19, 4,671.73 and 1,266.14 is: 1,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.19 : 4,671.73 = 1,266.14 : x
  2. Step 2: Convert to fraction form
    3,117.19/4,671.73 = 1,266.14/x
  3. Step 3: Cross multiply
    3,117.19x = 4,671.73 × 1,266.14
  4. Step 4: Simplify right side
    3,117.19x = 5,915,064.22
  5. Step 5: Solve for x
    x = 5,915,064.22/3,117.19
  6. Step 6: Final answer
    x = 1,897.56

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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.