Home / 10,256.75-15,386.61-3,234.38

Finding the Fourth Proportional to 10,256.75, 15,386.61 and 3,234.38

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Solution

The fourth proportional to 10,256.75, 15,386.61 and 3,234.38 is: 4,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.75 : 15,386.61 = 3,234.38 : x
  2. Step 2: Convert to fraction form
    10,256.75/15,386.61 = 3,234.38/x
  3. Step 3: Cross multiply
    10,256.75x = 15,386.61 × 3,234.38
  4. Step 4: Simplify right side
    10,256.75x = 49,766,143.65
  5. Step 5: Solve for x
    x = 49,766,143.65/10,256.75
  6. Step 6: Final answer
    x = 4,852.04

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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.