Home / 10,851.46-16,271.80-3,454.96

Finding the Fourth Proportional to 10,851.46, 16,271.80 and 3,454.96

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Solution

The fourth proportional to 10,851.46, 16,271.80 and 3,454.96 is: 5,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.46 : 16,271.80 = 3,454.96 : x
  2. Step 2: Convert to fraction form
    10,851.46/16,271.80 = 3,454.96/x
  3. Step 3: Cross multiply
    10,851.46x = 16,271.80 × 3,454.96
  4. Step 4: Simplify right side
    10,851.46x = 56,218,418.13
  5. Step 5: Solve for x
    x = 56,218,418.13/10,851.46
  6. Step 6: Final answer
    x = 5,180.72

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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.