Home / 5,456.45-8,177.83-2,332.79

Finding the Fourth Proportional to 5,456.45, 8,177.83 and 2,332.79

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Solution

The fourth proportional to 5,456.45, 8,177.83 and 2,332.79 is: 3,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.45 : 8,177.83 = 2,332.79 : x
  2. Step 2: Convert to fraction form
    5,456.45/8,177.83 = 2,332.79/x
  3. Step 3: Cross multiply
    5,456.45x = 8,177.83 × 2,332.79
  4. Step 4: Simplify right side
    5,456.45x = 19,077,144.25
  5. Step 5: Solve for x
    x = 19,077,144.25/5,456.45
  6. Step 6: Final answer
    x = 3,496.25

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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.