Home / 11,193.50-16,790.15-4,173.28

Finding the Fourth Proportional to 11,193.50, 16,790.15 and 4,173.28

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Solution

The fourth proportional to 11,193.50, 16,790.15 and 4,173.28 is: 6,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.50 : 16,790.15 = 4,173.28 : x
  2. Step 2: Convert to fraction form
    11,193.50/16,790.15 = 4,173.28/x
  3. Step 3: Cross multiply
    11,193.50x = 16,790.15 × 4,173.28
  4. Step 4: Simplify right side
    11,193.50x = 70,069,913.24
  5. Step 5: Solve for x
    x = 70,069,913.24/11,193.50
  6. Step 6: Final answer
    x = 6,259.88

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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.