Home / 2,441.45-3,369.20-1,322.40

Finding the Fourth Proportional to 2,441.45, 3,369.20 and 1,322.40

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Solution

The fourth proportional to 2,441.45, 3,369.20 and 1,322.40 is: 1,824.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.45 : 3,369.20 = 1,322.40 : x
  2. Step 2: Convert to fraction form
    2,441.45/3,369.20 = 1,322.40/x
  3. Step 3: Cross multiply
    2,441.45x = 3,369.20 × 1,322.40
  4. Step 4: Simplify right side
    2,441.45x = 4,455,430.08
  5. Step 5: Solve for x
    x = 4,455,430.08/2,441.45
  6. Step 6: Final answer
    x = 1,824.91

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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.