Home / 11,259.99-16,880.87-4,691.09

Finding the Fourth Proportional to 11,259.99, 16,880.87 and 4,691.09

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Solution

The fourth proportional to 11,259.99, 16,880.87 and 4,691.09 is: 7,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.99 : 16,880.87 = 4,691.09 : x
  2. Step 2: Convert to fraction form
    11,259.99/16,880.87 = 4,691.09/x
  3. Step 3: Cross multiply
    11,259.99x = 16,880.87 × 4,691.09
  4. Step 4: Simplify right side
    11,259.99x = 79,189,734.38
  5. Step 5: Solve for x
    x = 79,189,734.38/11,259.99
  6. Step 6: Final answer
    x = 7,032.84

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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.