Home / 3,094.80-4,271.24-1,768.56

Finding the Fourth Proportional to 3,094.80, 4,271.24 and 1,768.56

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Solution

The fourth proportional to 3,094.80, 4,271.24 and 1,768.56 is: 2,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.80 : 4,271.24 = 1,768.56 : x
  2. Step 2: Convert to fraction form
    3,094.80/4,271.24 = 1,768.56/x
  3. Step 3: Cross multiply
    3,094.80x = 4,271.24 × 1,768.56
  4. Step 4: Simplify right side
    3,094.80x = 7,553,944.21
  5. Step 5: Solve for x
    x = 7,553,944.21/3,094.80
  6. Step 6: Final answer
    x = 2,440.85

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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.