Home / 2,433.87-3,653.07-1,118.33

Finding the Fourth Proportional to 2,433.87, 3,653.07 and 1,118.33

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Solution

The fourth proportional to 2,433.87, 3,653.07 and 1,118.33 is: 1,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.87 : 3,653.07 = 1,118.33 : x
  2. Step 2: Convert to fraction form
    2,433.87/3,653.07 = 1,118.33/x
  3. Step 3: Cross multiply
    2,433.87x = 3,653.07 × 1,118.33
  4. Step 4: Simplify right side
    2,433.87x = 4,085,337.77
  5. Step 5: Solve for x
    x = 4,085,337.77/2,433.87
  6. Step 6: Final answer
    x = 1,678.54

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1.5x scale

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.