Home / 4,189.31-6,284.26-1,267.84

Finding the Fourth Proportional to 4,189.31, 6,284.26 and 1,267.84

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Solution

The fourth proportional to 4,189.31, 6,284.26 and 1,267.84 is: 1,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.31 : 6,284.26 = 1,267.84 : x
  2. Step 2: Convert to fraction form
    4,189.31/6,284.26 = 1,267.84/x
  3. Step 3: Cross multiply
    4,189.31x = 6,284.26 × 1,267.84
  4. Step 4: Simplify right side
    4,189.31x = 7,967,417.32
  5. Step 5: Solve for x
    x = 7,967,417.32/4,189.31
  6. Step 6: Final answer
    x = 1,901.85

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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.