Home / 11,276.24-16,911.08-4,349.12

Finding the Fourth Proportional to 11,276.24, 16,911.08 and 4,349.12

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Solution

The fourth proportional to 11,276.24, 16,911.08 and 4,349.12 is: 6,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.24 : 16,911.08 = 4,349.12 : x
  2. Step 2: Convert to fraction form
    11,276.24/16,911.08 = 4,349.12/x
  3. Step 3: Cross multiply
    11,276.24x = 16,911.08 × 4,349.12
  4. Step 4: Simplify right side
    11,276.24x = 73,548,316.25
  5. Step 5: Solve for x
    x = 73,548,316.25/11,276.24
  6. Step 6: Final answer
    x = 6,522.41

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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.