Home / 11,031.96-15,227.10-6,498.60

Finding the Fourth Proportional to 11,031.96, 15,227.10 and 6,498.60

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Solution

The fourth proportional to 11,031.96, 15,227.10 and 6,498.60 is: 8,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.96 : 15,227.10 = 6,498.60 : x
  2. Step 2: Convert to fraction form
    11,031.96/15,227.10 = 6,498.60/x
  3. Step 3: Cross multiply
    11,031.96x = 15,227.10 × 6,498.60
  4. Step 4: Simplify right side
    11,031.96x = 98,954,832.06
  5. Step 5: Solve for x
    x = 98,954,832.06/11,031.96
  6. Step 6: Final answer
    x = 8,969.83

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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.