Home / 4,384.51-6,048.36-2,891.88

Finding the Fourth Proportional to 4,384.51, 6,048.36 and 2,891.88

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Solution

The fourth proportional to 4,384.51, 6,048.36 and 2,891.88 is: 3,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384.51 : 6,048.36 = 2,891.88 : x
  2. Step 2: Convert to fraction form
    4,384.51/6,048.36 = 2,891.88/x
  3. Step 3: Cross multiply
    4,384.51x = 6,048.36 × 2,891.88
  4. Step 4: Simplify right side
    4,384.51x = 17,491,131.32
  5. Step 5: Solve for x
    x = 17,491,131.32/4,384.51
  6. Step 6: Final answer
    x = 3,989.30

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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.