Home / 3,232.80-4,461.68-2,184.80

Finding the Fourth Proportional to 3,232.80, 4,461.68 and 2,184.80

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Solution

The fourth proportional to 3,232.80, 4,461.68 and 2,184.80 is: 3,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.80 : 4,461.68 = 2,184.80 : x
  2. Step 2: Convert to fraction form
    3,232.80/4,461.68 = 2,184.80/x
  3. Step 3: Cross multiply
    3,232.80x = 4,461.68 × 2,184.80
  4. Step 4: Simplify right side
    3,232.80x = 9,747,878.46
  5. Step 5: Solve for x
    x = 9,747,878.46/3,232.80
  6. Step 6: Final answer
    x = 3,015.31

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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.