Home / 3,655.80-5,043.67-2,329.22

Finding the Fourth Proportional to 3,655.80, 5,043.67 and 2,329.22

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Solution

The fourth proportional to 3,655.80, 5,043.67 and 2,329.22 is: 3,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.80 : 5,043.67 = 2,329.22 : x
  2. Step 2: Convert to fraction form
    3,655.80/5,043.67 = 2,329.22/x
  3. Step 3: Cross multiply
    3,655.80x = 5,043.67 × 2,329.22
  4. Step 4: Simplify right side
    3,655.80x = 11,747,823.82
  5. Step 5: Solve for x
    x = 11,747,823.82/3,655.80
  6. Step 6: Final answer
    x = 3,213.48

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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.