Home / 5,750.57-8,638.14-4,117.61

Finding the Fourth Proportional to 5,750.57, 8,638.14 and 4,117.61

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Solution

The fourth proportional to 5,750.57, 8,638.14 and 4,117.61 is: 6,185.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.57 : 8,638.14 = 4,117.61 : x
  2. Step 2: Convert to fraction form
    5,750.57/8,638.14 = 4,117.61/x
  3. Step 3: Cross multiply
    5,750.57x = 8,638.14 × 4,117.61
  4. Step 4: Simplify right side
    5,750.57x = 35,568,491.65
  5. Step 5: Solve for x
    x = 35,568,491.65/5,750.57
  6. Step 6: Final answer
    x = 6,185.21

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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.