Home / 2,995.04-4,133.20-1,668.80

Finding the Fourth Proportional to 2,995.04, 4,133.20 and 1,668.80

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Solution

The fourth proportional to 2,995.04, 4,133.20 and 1,668.80 is: 2,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.04 : 4,133.20 = 1,668.80 : x
  2. Step 2: Convert to fraction form
    2,995.04/4,133.20 = 1,668.80/x
  3. Step 3: Cross multiply
    2,995.04x = 4,133.20 × 1,668.80
  4. Step 4: Simplify right side
    2,995.04x = 6,897,484.16
  5. Step 5: Solve for x
    x = 6,897,484.16/2,995.04
  6. Step 6: Final answer
    x = 2,302.97

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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.