Home / 5,758.34-8,640.24-2,472.36

Finding the Fourth Proportional to 5,758.34, 8,640.24 and 2,472.36

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Solution

The fourth proportional to 5,758.34, 8,640.24 and 2,472.36 is: 3,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.34 : 8,640.24 = 2,472.36 : x
  2. Step 2: Convert to fraction form
    5,758.34/8,640.24 = 2,472.36/x
  3. Step 3: Cross multiply
    5,758.34x = 8,640.24 × 2,472.36
  4. Step 4: Simplify right side
    5,758.34x = 21,361,783.77
  5. Step 5: Solve for x
    x = 21,361,783.77/5,758.34
  6. Step 6: Final answer
    x = 3,709.71

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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.