Home / 3,426.73-4,726.43-2,229.50

Finding the Fourth Proportional to 3,426.73, 4,726.43 and 2,229.50

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Solution

The fourth proportional to 3,426.73, 4,726.43 and 2,229.50 is: 3,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.73 : 4,726.43 = 2,229.50 : x
  2. Step 2: Convert to fraction form
    3,426.73/4,726.43 = 2,229.50/x
  3. Step 3: Cross multiply
    3,426.73x = 4,726.43 × 2,229.50
  4. Step 4: Simplify right side
    3,426.73x = 10,537,575.69
  5. Step 5: Solve for x
    x = 10,537,575.69/3,426.73
  6. Step 6: Final answer
    x = 3,075.11

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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.