Home / 3,256.06-4,491.56-1,929.52

Finding the Fourth Proportional to 3,256.06, 4,491.56 and 1,929.52

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Solution

The fourth proportional to 3,256.06, 4,491.56 and 1,929.52 is: 2,661.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.06 : 4,491.56 = 1,929.52 : x
  2. Step 2: Convert to fraction form
    3,256.06/4,491.56 = 1,929.52/x
  3. Step 3: Cross multiply
    3,256.06x = 4,491.56 × 1,929.52
  4. Step 4: Simplify right side
    3,256.06x = 8,666,537.22
  5. Step 5: Solve for x
    x = 8,666,537.22/3,256.06
  6. Step 6: Final answer
    x = 2,661.67

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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.