Home / 10,256.63-15,386.42-3,234.26

Finding the Fourth Proportional to 10,256.63, 15,386.42 and 3,234.26

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Solution

The fourth proportional to 10,256.63, 15,386.42 and 3,234.26 is: 4,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.63 : 15,386.42 = 3,234.26 : x
  2. Step 2: Convert to fraction form
    10,256.63/15,386.42 = 3,234.26/x
  3. Step 3: Cross multiply
    10,256.63x = 15,386.42 × 3,234.26
  4. Step 4: Simplify right side
    10,256.63x = 49,763,729.30
  5. Step 5: Solve for x
    x = 49,763,729.30/10,256.63
  6. Step 6: Final answer
    x = 4,851.86

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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.