Home / 1,995.09-2,754.36-1,332.90

Finding the Fourth Proportional to 1,995.09, 2,754.36 and 1,332.90

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Solution

The fourth proportional to 1,995.09, 2,754.36 and 1,332.90 is: 1,840.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.09 : 2,754.36 = 1,332.90 : x
  2. Step 2: Convert to fraction form
    1,995.09/2,754.36 = 1,332.90/x
  3. Step 3: Cross multiply
    1,995.09x = 2,754.36 × 1,332.90
  4. Step 4: Simplify right side
    1,995.09x = 3,671,286.44
  5. Step 5: Solve for x
    x = 3,671,286.44/1,995.09
  6. Step 6: Final answer
    x = 1,840.16

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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.