Home / 3,137.00-4,329.83-1,810.51

Finding the Fourth Proportional to 3,137.00, 4,329.83 and 1,810.51

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Solution

The fourth proportional to 3,137.00, 4,329.83 and 1,810.51 is: 2,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.00 : 4,329.83 = 1,810.51 : x
  2. Step 2: Convert to fraction form
    3,137.00/4,329.83 = 1,810.51/x
  3. Step 3: Cross multiply
    3,137.00x = 4,329.83 × 1,810.51
  4. Step 4: Simplify right side
    3,137.00x = 7,839,194.21
  5. Step 5: Solve for x
    x = 7,839,194.21/3,137.00
  6. Step 6: Final answer
    x = 2,498.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.