Home / 2,006.88-3,010.35-1,317.93

Finding the Fourth Proportional to 2,006.88, 3,010.35 and 1,317.93

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Solution

The fourth proportional to 2,006.88, 3,010.35 and 1,317.93 is: 1,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.88 : 3,010.35 = 1,317.93 : x
  2. Step 2: Convert to fraction form
    2,006.88/3,010.35 = 1,317.93/x
  3. Step 3: Cross multiply
    2,006.88x = 3,010.35 × 1,317.93
  4. Step 4: Simplify right side
    2,006.88x = 3,967,430.58
  5. Step 5: Solve for x
    x = 3,967,430.58/2,006.88
  6. Step 6: Final answer
    x = 1,976.91

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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.