Home / 1,579.31-2,367.74-1,029.82

Finding the Fourth Proportional to 1,579.31, 2,367.74 and 1,029.82

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Solution

The fourth proportional to 1,579.31, 2,367.74 and 1,029.82 is: 1,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.31 : 2,367.74 = 1,029.82 : x
  2. Step 2: Convert to fraction form
    1,579.31/2,367.74 = 1,029.82/x
  3. Step 3: Cross multiply
    1,579.31x = 2,367.74 × 1,029.82
  4. Step 4: Simplify right side
    1,579.31x = 2,438,342.66
  5. Step 5: Solve for x
    x = 2,438,342.66/1,579.31
  6. Step 6: Final answer
    x = 1,543.93

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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.