Home / 2,406.44-3,320.94-1,329.74

Finding the Fourth Proportional to 2,406.44, 3,320.94 and 1,329.74

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Solution

The fourth proportional to 2,406.44, 3,320.94 and 1,329.74 is: 1,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.44 : 3,320.94 = 1,329.74 : x
  2. Step 2: Convert to fraction form
    2,406.44/3,320.94 = 1,329.74/x
  3. Step 3: Cross multiply
    2,406.44x = 3,320.94 × 1,329.74
  4. Step 4: Simplify right side
    2,406.44x = 4,415,986.76
  5. Step 5: Solve for x
    x = 4,415,986.76/2,406.44
  6. Step 6: Final answer
    x = 1,835.07

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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.