Home / 4,011.72-6,013.88-1,789.37

Finding the Fourth Proportional to 4,011.72, 6,013.88 and 1,789.37

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Solution

The fourth proportional to 4,011.72, 6,013.88 and 1,789.37 is: 2,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.72 : 6,013.88 = 1,789.37 : x
  2. Step 2: Convert to fraction form
    4,011.72/6,013.88 = 1,789.37/x
  3. Step 3: Cross multiply
    4,011.72x = 6,013.88 × 1,789.37
  4. Step 4: Simplify right side
    4,011.72x = 10,761,056.46
  5. Step 5: Solve for x
    x = 10,761,056.46/4,011.72
  6. Step 6: Final answer
    x = 2,682.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.