Home / 2,371.33-3,557.35-767.94

Finding the Fourth Proportional to 2,371.33, 3,557.35 and 767.94

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Solution

The fourth proportional to 2,371.33, 3,557.35 and 767.94 is: 1,152.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.33 : 3,557.35 = 767.94 : x
  2. Step 2: Convert to fraction form
    2,371.33/3,557.35 = 767.94/x
  3. Step 3: Cross multiply
    2,371.33x = 3,557.35 × 767.94
  4. Step 4: Simplify right side
    2,371.33x = 2,731,831.36
  5. Step 5: Solve for x
    x = 2,731,831.36/2,371.33
  6. Step 6: Final answer
    x = 1,152.02

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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.