Home / 1,613.51-2,415.72-1,027.07

Finding the Fourth Proportional to 1,613.51, 2,415.72 and 1,027.07

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Solution

The fourth proportional to 1,613.51, 2,415.72 and 1,027.07 is: 1,537.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613.51 : 2,415.72 = 1,027.07 : x
  2. Step 2: Convert to fraction form
    1,613.51/2,415.72 = 1,027.07/x
  3. Step 3: Cross multiply
    1,613.51x = 2,415.72 × 1,027.07
  4. Step 4: Simplify right side
    1,613.51x = 2,481,113.54
  5. Step 5: Solve for x
    x = 2,481,113.54/1,613.51
  6. Step 6: Final answer
    x = 1,537.71

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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.