Home / 1,960.03-2,939.35-573.02

Finding the Fourth Proportional to 1,960.03, 2,939.35 and 573.02

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Solution

The fourth proportional to 1,960.03, 2,939.35 and 573.02 is: 859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.03 : 2,939.35 = 573.02 : x
  2. Step 2: Convert to fraction form
    1,960.03/2,939.35 = 573.02/x
  3. Step 3: Cross multiply
    1,960.03x = 2,939.35 × 573.02
  4. Step 4: Simplify right side
    1,960.03x = 1,684,306.34
  5. Step 5: Solve for x
    x = 1,684,306.34/1,960.03
  6. Step 6: Final answer
    x = 859.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.