Home / 3,110.48-4,292.47-1,713.23

Finding the Fourth Proportional to 3,110.48, 4,292.47 and 1,713.23

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Solution

The fourth proportional to 3,110.48, 4,292.47 and 1,713.23 is: 2,364.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.48 : 4,292.47 = 1,713.23 : x
  2. Step 2: Convert to fraction form
    3,110.48/4,292.47 = 1,713.23/x
  3. Step 3: Cross multiply
    3,110.48x = 4,292.47 × 1,713.23
  4. Step 4: Simplify right side
    3,110.48x = 7,354,004.48
  5. Step 5: Solve for x
    x = 7,354,004.48/3,110.48
  6. Step 6: Final answer
    x = 2,364.26

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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.