Home / 2,060.58-3,090.32-579.71

Finding the Fourth Proportional to 2,060.58, 3,090.32 and 579.71

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Solution

The fourth proportional to 2,060.58, 3,090.32 and 579.71 is: 869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.58 : 3,090.32 = 579.71 : x
  2. Step 2: Convert to fraction form
    2,060.58/3,090.32 = 579.71/x
  3. Step 3: Cross multiply
    2,060.58x = 3,090.32 × 579.71
  4. Step 4: Simplify right side
    2,060.58x = 1,791,489.41
  5. Step 5: Solve for x
    x = 1,791,489.41/2,060.58
  6. Step 6: Final answer
    x = 869.41

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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.