Home / 11,207.46-16,816.86-4,638.36

Finding the Fourth Proportional to 11,207.46, 16,816.86 and 4,638.36

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Solution

The fourth proportional to 11,207.46, 16,816.86 and 4,638.36 is: 6,959.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.46 : 16,816.86 = 4,638.36 : x
  2. Step 2: Convert to fraction form
    11,207.46/16,816.86 = 4,638.36/x
  3. Step 3: Cross multiply
    11,207.46x = 16,816.86 × 4,638.36
  4. Step 4: Simplify right side
    11,207.46x = 78,002,650.75
  5. Step 5: Solve for x
    x = 78,002,650.75/11,207.46
  6. Step 6: Final answer
    x = 6,959.89

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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.