Home / 8,358.36-12,530.70-4,193.34

Finding the Fourth Proportional to 8,358.36, 12,530.70 and 4,193.34

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Solution

The fourth proportional to 8,358.36, 12,530.70 and 4,193.34 is: 6,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.36 : 12,530.70 = 4,193.34 : x
  2. Step 2: Convert to fraction form
    8,358.36/12,530.70 = 4,193.34/x
  3. Step 3: Cross multiply
    8,358.36x = 12,530.70 × 4,193.34
  4. Step 4: Simplify right side
    8,358.36x = 52,545,485.54
  5. Step 5: Solve for x
    x = 52,545,485.54/8,358.36
  6. Step 6: Final answer
    x = 6,286.58

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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.