Home / 2,035.45-2,809.29-1,249.39

Finding the Fourth Proportional to 2,035.45, 2,809.29 and 1,249.39

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Solution

The fourth proportional to 2,035.45, 2,809.29 and 1,249.39 is: 1,724.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.45 : 2,809.29 = 1,249.39 : x
  2. Step 2: Convert to fraction form
    2,035.45/2,809.29 = 1,249.39/x
  3. Step 3: Cross multiply
    2,035.45x = 2,809.29 × 1,249.39
  4. Step 4: Simplify right side
    2,035.45x = 3,509,898.83
  5. Step 5: Solve for x
    x = 3,509,898.83/2,035.45
  6. Step 6: Final answer
    x = 1,724.38

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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.