Home / 9,262.12-12,788.26-5,729.96

Finding the Fourth Proportional to 9,262.12, 12,788.26 and 5,729.96

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Solution

The fourth proportional to 9,262.12, 12,788.26 and 5,729.96 is: 7,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262.12 : 12,788.26 = 5,729.96 : x
  2. Step 2: Convert to fraction form
    9,262.12/12,788.26 = 5,729.96/x
  3. Step 3: Cross multiply
    9,262.12x = 12,788.26 × 5,729.96
  4. Step 4: Simplify right side
    9,262.12x = 73,276,218.27
  5. Step 5: Solve for x
    x = 73,276,218.27/9,262.12
  6. Step 6: Final answer
    x = 7,911.39

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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.