Home / 2,350.77-3,243.15-1,511.36

Finding the Fourth Proportional to 2,350.77, 3,243.15 and 1,511.36

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Solution

The fourth proportional to 2,350.77, 3,243.15 and 1,511.36 is: 2,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.77 : 3,243.15 = 1,511.36 : x
  2. Step 2: Convert to fraction form
    2,350.77/3,243.15 = 1,511.36/x
  3. Step 3: Cross multiply
    2,350.77x = 3,243.15 × 1,511.36
  4. Step 4: Simplify right side
    2,350.77x = 4,901,550.97
  5. Step 5: Solve for x
    x = 4,901,550.97/2,350.77
  6. Step 6: Final answer
    x = 2,085.08

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1.5x scale

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.