Home / 11,181.08-16,771.76-4,854.50

Finding the Fourth Proportional to 11,181.08, 16,771.76 and 4,854.50

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Solution

The fourth proportional to 11,181.08, 16,771.76 and 4,854.50 is: 7,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.08 : 16,771.76 = 4,854.50 : x
  2. Step 2: Convert to fraction form
    11,181.08/16,771.76 = 4,854.50/x
  3. Step 3: Cross multiply
    11,181.08x = 16,771.76 × 4,854.50
  4. Step 4: Simplify right side
    11,181.08x = 81,418,400.79
  5. Step 5: Solve for x
    x = 81,418,400.79/11,181.08
  6. Step 6: Final answer
    x = 7,281.80

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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.