Home / 3,116.58-4,676.99-1,267.35

Finding the Fourth Proportional to 3,116.58, 4,676.99 and 1,267.35

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Solution

The fourth proportional to 3,116.58, 4,676.99 and 1,267.35 is: 1,901.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.58 : 4,676.99 = 1,267.35 : x
  2. Step 2: Convert to fraction form
    3,116.58/4,676.99 = 1,267.35/x
  3. Step 3: Cross multiply
    3,116.58x = 4,676.99 × 1,267.35
  4. Step 4: Simplify right side
    3,116.58x = 5,927,366.53
  5. Step 5: Solve for x
    x = 5,927,366.53/3,116.58
  6. Step 6: Final answer
    x = 1,901.88

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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.