Home / 2,450.42-3,381.84-1,455.94

Finding the Fourth Proportional to 2,450.42, 3,381.84 and 1,455.94

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Solution

The fourth proportional to 2,450.42, 3,381.84 and 1,455.94 is: 2,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.42 : 3,381.84 = 1,455.94 : x
  2. Step 2: Convert to fraction form
    2,450.42/3,381.84 = 1,455.94/x
  3. Step 3: Cross multiply
    2,450.42x = 3,381.84 × 1,455.94
  4. Step 4: Simplify right side
    2,450.42x = 4,923,756.13
  5. Step 5: Solve for x
    x = 4,923,756.13/2,450.42
  6. Step 6: Final answer
    x = 2,009.35

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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.