Home / 2,453.76-3,386.12-1,334.68

Finding the Fourth Proportional to 2,453.76, 3,386.12 and 1,334.68

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Solution

The fourth proportional to 2,453.76, 3,386.12 and 1,334.68 is: 1,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.76 : 3,386.12 = 1,334.68 : x
  2. Step 2: Convert to fraction form
    2,453.76/3,386.12 = 1,334.68/x
  3. Step 3: Cross multiply
    2,453.76x = 3,386.12 × 1,334.68
  4. Step 4: Simplify right side
    2,453.76x = 4,519,386.64
  5. Step 5: Solve for x
    x = 4,519,386.64/2,453.76
  6. Step 6: Final answer
    x = 1,841.82

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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.