Home / 3,182.10-4,769.51-1,718.19

Finding the Fourth Proportional to 3,182.10, 4,769.51 and 1,718.19

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Solution

The fourth proportional to 3,182.10, 4,769.51 and 1,718.19 is: 2,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.10 : 4,769.51 = 1,718.19 : x
  2. Step 2: Convert to fraction form
    3,182.10/4,769.51 = 1,718.19/x
  3. Step 3: Cross multiply
    3,182.10x = 4,769.51 × 1,718.19
  4. Step 4: Simplify right side
    3,182.10x = 8,194,915.80
  5. Step 5: Solve for x
    x = 8,194,915.80/3,182.10
  6. Step 6: Final answer
    x = 2,575.32

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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.