Home / 2,995.28-4,133.22-1,668.96

Finding the Fourth Proportional to 2,995.28, 4,133.22 and 1,668.96

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Solution

The fourth proportional to 2,995.28, 4,133.22 and 1,668.96 is: 2,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.28 : 4,133.22 = 1,668.96 : x
  2. Step 2: Convert to fraction form
    2,995.28/4,133.22 = 1,668.96/x
  3. Step 3: Cross multiply
    2,995.28x = 4,133.22 × 1,668.96
  4. Step 4: Simplify right side
    2,995.28x = 6,898,178.85
  5. Step 5: Solve for x
    x = 6,898,178.85/2,995.28
  6. Step 6: Final answer
    x = 2,303.02

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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.