Home / 11,243.79-16,862.75-3,344.18

Finding the Fourth Proportional to 11,243.79, 16,862.75 and 3,344.18

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Solution

The fourth proportional to 11,243.79, 16,862.75 and 3,344.18 is: 5,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.79 : 16,862.75 = 3,344.18 : x
  2. Step 2: Convert to fraction form
    11,243.79/16,862.75 = 3,344.18/x
  3. Step 3: Cross multiply
    11,243.79x = 16,862.75 × 3,344.18
  4. Step 4: Simplify right side
    11,243.79x = 56,392,054.57
  5. Step 5: Solve for x
    x = 56,392,054.57/11,243.79
  6. Step 6: Final answer
    x = 5,015.40

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1.5x scale

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.