Home / 4,091.63-6,139.64-1,626.47

Finding the Fourth Proportional to 4,091.63, 6,139.64 and 1,626.47

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Solution

The fourth proportional to 4,091.63, 6,139.64 and 1,626.47 is: 2,440.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.63 : 6,139.64 = 1,626.47 : x
  2. Step 2: Convert to fraction form
    4,091.63/6,139.64 = 1,626.47/x
  3. Step 3: Cross multiply
    4,091.63x = 6,139.64 × 1,626.47
  4. Step 4: Simplify right side
    4,091.63x = 9,985,936.66
  5. Step 5: Solve for x
    x = 9,985,936.66/4,091.63
  6. Step 6: Final answer
    x = 2,440.58

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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.