Home / 4,387.14-6,579.72-1,267.14

Finding the Fourth Proportional to 4,387.14, 6,579.72 and 1,267.14

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Solution

The fourth proportional to 4,387.14, 6,579.72 and 1,267.14 is: 1,900.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.14 : 6,579.72 = 1,267.14 : x
  2. Step 2: Convert to fraction form
    4,387.14/6,579.72 = 1,267.14/x
  3. Step 3: Cross multiply
    4,387.14x = 6,579.72 × 1,267.14
  4. Step 4: Simplify right side
    4,387.14x = 8,337,426.40
  5. Step 5: Solve for x
    x = 8,337,426.40/4,387.14
  6. Step 6: Final answer
    x = 1,900.42

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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.