Home / 3,158.88-4,359.06-1,833

Finding the Fourth Proportional to 3,158.88, 4,359.06 and 1,833

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Solution

The fourth proportional to 3,158.88, 4,359.06 and 1,833 is: 2,529.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.88 : 4,359.06 = 1,833 : x
  2. Step 2: Convert to fraction form
    3,158.88/4,359.06 = 1,833/x
  3. Step 3: Cross multiply
    3,158.88x = 4,359.06 × 1,833
  4. Step 4: Simplify right side
    3,158.88x = 7,990,156.98
  5. Step 5: Solve for x
    x = 7,990,156.98/3,158.88
  6. Step 6: Final answer
    x = 2,529.43

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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.