Home / 11,047.28-15,245.40-6,011.64

Finding the Fourth Proportional to 11,047.28, 15,245.40 and 6,011.64

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Solution

The fourth proportional to 11,047.28, 15,245.40 and 6,011.64 is: 8,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.28 : 15,245.40 = 6,011.64 : x
  2. Step 2: Convert to fraction form
    11,047.28/15,245.40 = 6,011.64/x
  3. Step 3: Cross multiply
    11,047.28x = 15,245.40 × 6,011.64
  4. Step 4: Simplify right side
    11,047.28x = 91,649,856.46
  5. Step 5: Solve for x
    x = 91,649,856.46/11,047.28
  6. Step 6: Final answer
    x = 8,296.15

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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.