Home / 2,923.35-4,380.17-2,055.84

Finding the Fourth Proportional to 2,923.35, 4,380.17 and 2,055.84

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Solution

The fourth proportional to 2,923.35, 4,380.17 and 2,055.84 is: 3,080.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.35 : 4,380.17 = 2,055.84 : x
  2. Step 2: Convert to fraction form
    2,923.35/4,380.17 = 2,055.84/x
  3. Step 3: Cross multiply
    2,923.35x = 4,380.17 × 2,055.84
  4. Step 4: Simplify right side
    2,923.35x = 9,004,918.41
  5. Step 5: Solve for x
    x = 9,004,918.41/2,923.35
  6. Step 6: Final answer
    x = 3,080.34

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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.