Home / 7,133.40-10,704.42-3,673.08

Finding the Fourth Proportional to 7,133.40, 10,704.42 and 3,673.08

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Solution

The fourth proportional to 7,133.40, 10,704.42 and 3,673.08 is: 5,511.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.40 : 10,704.42 = 3,673.08 : x
  2. Step 2: Convert to fraction form
    7,133.40/10,704.42 = 3,673.08/x
  3. Step 3: Cross multiply
    7,133.40x = 10,704.42 × 3,673.08
  4. Step 4: Simplify right side
    7,133.40x = 39,318,191.01
  5. Step 5: Solve for x
    x = 39,318,191.01/7,133.40
  6. Step 6: Final answer
    x = 5,511.84

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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.