Home / 5,561.80-7,675.58-3,204.70

Finding the Fourth Proportional to 5,561.80, 7,675.58 and 3,204.70

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Solution

The fourth proportional to 5,561.80, 7,675.58 and 3,204.70 is: 4,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.80 : 7,675.58 = 3,204.70 : x
  2. Step 2: Convert to fraction form
    5,561.80/7,675.58 = 3,204.70/x
  3. Step 3: Cross multiply
    5,561.80x = 7,675.58 × 3,204.70
  4. Step 4: Simplify right side
    5,561.80x = 24,597,931.23
  5. Step 5: Solve for x
    x = 24,597,931.23/5,561.80
  6. Step 6: Final answer
    x = 4,422.66

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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.