Home / 4,137.63-6,206.51-1,215.96

Finding the Fourth Proportional to 4,137.63, 6,206.51 and 1,215.96

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Solution

The fourth proportional to 4,137.63, 6,206.51 and 1,215.96 is: 1,823.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.63 : 6,206.51 = 1,215.96 : x
  2. Step 2: Convert to fraction form
    4,137.63/6,206.51 = 1,215.96/x
  3. Step 3: Cross multiply
    4,137.63x = 6,206.51 × 1,215.96
  4. Step 4: Simplify right side
    4,137.63x = 7,546,867.90
  5. Step 5: Solve for x
    x = 7,546,867.90/4,137.63
  6. Step 6: Final answer
    x = 1,823.96

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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.