Home / 3,110.42-4,292.29-1,713.17

Finding the Fourth Proportional to 3,110.42, 4,292.29 and 1,713.17

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Solution

The fourth proportional to 3,110.42, 4,292.29 and 1,713.17 is: 2,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.42 : 4,292.29 = 1,713.17 : x
  2. Step 2: Convert to fraction form
    3,110.42/4,292.29 = 1,713.17/x
  3. Step 3: Cross multiply
    3,110.42x = 4,292.29 × 1,713.17
  4. Step 4: Simplify right side
    3,110.42x = 7,353,422.46
  5. Step 5: Solve for x
    x = 7,353,422.46/3,110.42
  6. Step 6: Final answer
    x = 2,364.13

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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.