Home / 10,958.68-15,126.92-6,486.27

Finding the Fourth Proportional to 10,958.68, 15,126.92 and 6,486.27

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Solution

The fourth proportional to 10,958.68, 15,126.92 and 6,486.27 is: 8,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.68 : 15,126.92 = 6,486.27 : x
  2. Step 2: Convert to fraction form
    10,958.68/15,126.92 = 6,486.27/x
  3. Step 3: Cross multiply
    10,958.68x = 15,126.92 × 6,486.27
  4. Step 4: Simplify right side
    10,958.68x = 98,117,287.39
  5. Step 5: Solve for x
    x = 98,117,287.39/10,958.68
  6. Step 6: Final answer
    x = 8,953.39

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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.