Home / 2,094.24-3,149.28-1,678.80

Finding the Fourth Proportional to 2,094.24, 3,149.28 and 1,678.80

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Solution

The fourth proportional to 2,094.24, 3,149.28 and 1,678.80 is: 2,524.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.24 : 3,149.28 = 1,678.80 : x
  2. Step 2: Convert to fraction form
    2,094.24/3,149.28 = 1,678.80/x
  3. Step 3: Cross multiply
    2,094.24x = 3,149.28 × 1,678.80
  4. Step 4: Simplify right side
    2,094.24x = 5,287,011.26
  5. Step 5: Solve for x
    x = 5,287,011.26/2,094.24
  6. Step 6: Final answer
    x = 2,524.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.