Home / 2,448.77-3,379.33-1,329.71

Finding the Fourth Proportional to 2,448.77, 3,379.33 and 1,329.71

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Solution

The fourth proportional to 2,448.77, 3,379.33 and 1,329.71 is: 1,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.77 : 3,379.33 = 1,329.71 : x
  2. Step 2: Convert to fraction form
    2,448.77/3,379.33 = 1,329.71/x
  3. Step 3: Cross multiply
    2,448.77x = 3,379.33 × 1,329.71
  4. Step 4: Simplify right side
    2,448.77x = 4,493,508.67
  5. Step 5: Solve for x
    x = 4,493,508.67/2,448.77
  6. Step 6: Final answer
    x = 1,835.01

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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.