Home / 7,170.39-10,756.09-3,006.22

Finding the Fourth Proportional to 7,170.39, 10,756.09 and 3,006.22

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Solution

The fourth proportional to 7,170.39, 10,756.09 and 3,006.22 is: 4,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.39 : 10,756.09 = 3,006.22 : x
  2. Step 2: Convert to fraction form
    7,170.39/10,756.09 = 3,006.22/x
  3. Step 3: Cross multiply
    7,170.39x = 10,756.09 × 3,006.22
  4. Step 4: Simplify right side
    7,170.39x = 32,335,172.88
  5. Step 5: Solve for x
    x = 32,335,172.88/7,170.39
  6. Step 6: Final answer
    x = 4,509.54

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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.