Home / 3,384.76-4,672.26-2,206.12

Finding the Fourth Proportional to 3,384.76, 4,672.26 and 2,206.12

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Solution

The fourth proportional to 3,384.76, 4,672.26 and 2,206.12 is: 3,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.76 : 4,672.26 = 2,206.12 : x
  2. Step 2: Convert to fraction form
    3,384.76/4,672.26 = 2,206.12/x
  3. Step 3: Cross multiply
    3,384.76x = 4,672.26 × 2,206.12
  4. Step 4: Simplify right side
    3,384.76x = 10,307,566.23
  5. Step 5: Solve for x
    x = 10,307,566.23/3,384.76
  6. Step 6: Final answer
    x = 3,045.29

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1.5x scale

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.