Home / 7,072.77-10,606.65-2,073.75

Finding the Fourth Proportional to 7,072.77, 10,606.65 and 2,073.75

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Solution

The fourth proportional to 7,072.77, 10,606.65 and 2,073.75 is: 3,109.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.77 : 10,606.65 = 2,073.75 : x
  2. Step 2: Convert to fraction form
    7,072.77/10,606.65 = 2,073.75/x
  3. Step 3: Cross multiply
    7,072.77x = 10,606.65 × 2,073.75
  4. Step 4: Simplify right side
    7,072.77x = 21,995,552.55
  5. Step 5: Solve for x
    x = 21,995,552.55/7,072.77
  6. Step 6: Final answer
    x = 3,109.89

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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.