Home / 11,043.55-15,240.09-6,007.76

Finding the Fourth Proportional to 11,043.55, 15,240.09 and 6,007.76

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Solution

The fourth proportional to 11,043.55, 15,240.09 and 6,007.76 is: 8,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.55 : 15,240.09 = 6,007.76 : x
  2. Step 2: Convert to fraction form
    11,043.55/15,240.09 = 6,007.76/x
  3. Step 3: Cross multiply
    11,043.55x = 15,240.09 × 6,007.76
  4. Step 4: Simplify right side
    11,043.55x = 91,558,742.90
  5. Step 5: Solve for x
    x = 91,558,742.90/11,043.55
  6. Step 6: Final answer
    x = 8,290.70

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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.