Home / 2,613.79-3,606.96-1,434.97

Finding the Fourth Proportional to 2,613.79, 3,606.96 and 1,434.97

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Solution

The fourth proportional to 2,613.79, 3,606.96 and 1,434.97 is: 1,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.79 : 3,606.96 = 1,434.97 : x
  2. Step 2: Convert to fraction form
    2,613.79/3,606.96 = 1,434.97/x
  3. Step 3: Cross multiply
    2,613.79x = 3,606.96 × 1,434.97
  4. Step 4: Simplify right side
    2,613.79x = 5,175,879.39
  5. Step 5: Solve for x
    x = 5,175,879.39/2,613.79
  6. Step 6: Final answer
    x = 1,980.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.