Home / 3,101.99-4,279.24-2,054.93

Finding the Fourth Proportional to 3,101.99, 4,279.24 and 2,054.93

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Solution

The fourth proportional to 3,101.99, 4,279.24 and 2,054.93 is: 2,834.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.99 : 4,279.24 = 2,054.93 : x
  2. Step 2: Convert to fraction form
    3,101.99/4,279.24 = 2,054.93/x
  3. Step 3: Cross multiply
    3,101.99x = 4,279.24 × 2,054.93
  4. Step 4: Simplify right side
    3,101.99x = 8,793,538.65
  5. Step 5: Solve for x
    x = 8,793,538.65/3,101.99
  6. Step 6: Final answer
    x = 2,834.81

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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.