Home / 11,234.64-16,851.90-2,913.96

Finding the Fourth Proportional to 11,234.64, 16,851.90 and 2,913.96

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Solution

The fourth proportional to 11,234.64, 16,851.90 and 2,913.96 is: 4,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.64 : 16,851.90 = 2,913.96 : x
  2. Step 2: Convert to fraction form
    11,234.64/16,851.90 = 2,913.96/x
  3. Step 3: Cross multiply
    11,234.64x = 16,851.90 × 2,913.96
  4. Step 4: Simplify right side
    11,234.64x = 49,105,762.52
  5. Step 5: Solve for x
    x = 49,105,762.52/11,234.64
  6. Step 6: Final answer
    x = 4,370.92

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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.