Home / 2,382.28-3,287.59-1,334.34

Finding the Fourth Proportional to 2,382.28, 3,287.59 and 1,334.34

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Solution

The fourth proportional to 2,382.28, 3,287.59 and 1,334.34 is: 1,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.28 : 3,287.59 = 1,334.34 : x
  2. Step 2: Convert to fraction form
    2,382.28/3,287.59 = 1,334.34/x
  3. Step 3: Cross multiply
    2,382.28x = 3,287.59 × 1,334.34
  4. Step 4: Simplify right side
    2,382.28x = 4,386,762.84
  5. Step 5: Solve for x
    x = 4,386,762.84/2,382.28
  6. Step 6: Final answer
    x = 1,841.41

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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.