Home / 7,375.41-11,050.80-3,209.18

Finding the Fourth Proportional to 7,375.41, 11,050.80 and 3,209.18

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Solution

The fourth proportional to 7,375.41, 11,050.80 and 3,209.18 is: 4,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.41 : 11,050.80 = 3,209.18 : x
  2. Step 2: Convert to fraction form
    7,375.41/11,050.80 = 3,209.18/x
  3. Step 3: Cross multiply
    7,375.41x = 11,050.80 × 3,209.18
  4. Step 4: Simplify right side
    7,375.41x = 35,463,939.06
  5. Step 5: Solve for x
    x = 35,463,939.06/7,375.41
  6. Step 6: Final answer
    x = 4,808.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.