Home / 2,995.09-4,133.22-1,668.88

Finding the Fourth Proportional to 2,995.09, 4,133.22 and 1,668.88

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Solution

The fourth proportional to 2,995.09, 4,133.22 and 1,668.88 is: 2,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.09 : 4,133.22 = 1,668.88 : x
  2. Step 2: Convert to fraction form
    2,995.09/4,133.22 = 1,668.88/x
  3. Step 3: Cross multiply
    2,995.09x = 4,133.22 × 1,668.88
  4. Step 4: Simplify right side
    2,995.09x = 6,897,848.19
  5. Step 5: Solve for x
    x = 6,897,848.19/2,995.09
  6. Step 6: Final answer
    x = 2,303.05

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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.