Home / 11,000.26-15,176.58-6,219.64

Finding the Fourth Proportional to 11,000.26, 15,176.58 and 6,219.64

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Solution

The fourth proportional to 11,000.26, 15,176.58 and 6,219.64 is: 8,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.26 : 15,176.58 = 6,219.64 : x
  2. Step 2: Convert to fraction form
    11,000.26/15,176.58 = 6,219.64/x
  3. Step 3: Cross multiply
    11,000.26x = 15,176.58 × 6,219.64
  4. Step 4: Simplify right side
    11,000.26x = 94,392,864.03
  5. Step 5: Solve for x
    x = 94,392,864.03/11,000.26
  6. Step 6: Final answer
    x = 8,580.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.