Home / 11,213.45-15,473.66-6,498.03

Finding the Fourth Proportional to 11,213.45, 15,473.66 and 6,498.03

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Solution

The fourth proportional to 11,213.45, 15,473.66 and 6,498.03 is: 8,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.45 : 15,473.66 = 6,498.03 : x
  2. Step 2: Convert to fraction form
    11,213.45/15,473.66 = 6,498.03/x
  3. Step 3: Cross multiply
    11,213.45x = 15,473.66 × 6,498.03
  4. Step 4: Simplify right side
    11,213.45x = 100,548,274.40
  5. Step 5: Solve for x
    x = 100,548,274.40/11,213.45
  6. Step 6: Final answer
    x = 8,966.76

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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.