Home / 11,310.18-16,965.36-4,644.96

Finding the Fourth Proportional to 11,310.18, 16,965.36 and 4,644.96

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Solution

The fourth proportional to 11,310.18, 16,965.36 and 4,644.96 is: 6,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.18 : 16,965.36 = 4,644.96 : x
  2. Step 2: Convert to fraction form
    11,310.18/16,965.36 = 4,644.96/x
  3. Step 3: Cross multiply
    11,310.18x = 16,965.36 × 4,644.96
  4. Step 4: Simplify right side
    11,310.18x = 78,803,418.59
  5. Step 5: Solve for x
    x = 78,803,418.59/11,310.18
  6. Step 6: Final answer
    x = 6,967.48

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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.