Home / 5,660.93-8,480.34-3,707.21

Finding the Fourth Proportional to 5,660.93, 8,480.34 and 3,707.21

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Solution

The fourth proportional to 5,660.93, 8,480.34 and 3,707.21 is: 5,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.93 : 8,480.34 = 3,707.21 : x
  2. Step 2: Convert to fraction form
    5,660.93/8,480.34 = 3,707.21/x
  3. Step 3: Cross multiply
    5,660.93x = 8,480.34 × 3,707.21
  4. Step 4: Simplify right side
    5,660.93x = 31,438,358.85
  5. Step 5: Solve for x
    x = 31,438,358.85/5,660.93
  6. Step 6: Final answer
    x = 5,553.57

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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.