Home / 10,177.45-15,271.83-5,497.36

Finding the Fourth Proportional to 10,177.45, 15,271.83 and 5,497.36

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Solution

The fourth proportional to 10,177.45, 15,271.83 and 5,497.36 is: 8,249.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.45 : 15,271.83 = 5,497.36 : x
  2. Step 2: Convert to fraction form
    10,177.45/15,271.83 = 5,497.36/x
  3. Step 3: Cross multiply
    10,177.45x = 15,271.83 × 5,497.36
  4. Step 4: Simplify right side
    10,177.45x = 83,954,747.37
  5. Step 5: Solve for x
    x = 83,954,747.37/10,177.45
  6. Step 6: Final answer
    x = 8,249.09

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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.