Home / 11,208.10-16,808.10-4,541.80

Finding the Fourth Proportional to 11,208.10, 16,808.10 and 4,541.80

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Solution

The fourth proportional to 11,208.10, 16,808.10 and 4,541.80 is: 6,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.10 : 16,808.10 = 4,541.80 : x
  2. Step 2: Convert to fraction form
    11,208.10/16,808.10 = 4,541.80/x
  3. Step 3: Cross multiply
    11,208.10x = 16,808.10 × 4,541.80
  4. Step 4: Simplify right side
    11,208.10x = 76,339,028.58
  5. Step 5: Solve for x
    x = 76,339,028.58/11,208.10
  6. Step 6: Final answer
    x = 6,811.06

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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.