Home / 1,996.36-2,754.30-1,156.84

Finding the Fourth Proportional to 1,996.36, 2,754.30 and 1,156.84

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Solution

The fourth proportional to 1,996.36, 2,754.30 and 1,156.84 is: 1,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.36 : 2,754.30 = 1,156.84 : x
  2. Step 2: Convert to fraction form
    1,996.36/2,754.30 = 1,156.84/x
  3. Step 3: Cross multiply
    1,996.36x = 2,754.30 × 1,156.84
  4. Step 4: Simplify right side
    1,996.36x = 3,186,284.41
  5. Step 5: Solve for x
    x = 3,186,284.41/1,996.36
  6. Step 6: Final answer
    x = 1,596.05

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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.