Home / 7,012.26-9,666.81-5,751.54

Finding the Fourth Proportional to 7,012.26, 9,666.81 and 5,751.54

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Solution

The fourth proportional to 7,012.26, 9,666.81 and 5,751.54 is: 7,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.26 : 9,666.81 = 5,751.54 : x
  2. Step 2: Convert to fraction form
    7,012.26/9,666.81 = 5,751.54/x
  3. Step 3: Cross multiply
    7,012.26x = 9,666.81 × 5,751.54
  4. Step 4: Simplify right side
    7,012.26x = 55,599,044.39
  5. Step 5: Solve for x
    x = 55,599,044.39/7,012.26
  6. Step 6: Final answer
    x = 7,928.83

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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.