Home / 9,262.14-12,782.97-5,282.34

Finding the Fourth Proportional to 9,262.14, 12,782.97 and 5,282.34

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Solution

The fourth proportional to 9,262.14, 12,782.97 and 5,282.34 is: 7,290.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262.14 : 12,782.97 = 5,282.34 : x
  2. Step 2: Convert to fraction form
    9,262.14/12,782.97 = 5,282.34/x
  3. Step 3: Cross multiply
    9,262.14x = 12,782.97 × 5,282.34
  4. Step 4: Simplify right side
    9,262.14x = 67,523,993.75
  5. Step 5: Solve for x
    x = 67,523,993.75/9,262.14
  6. Step 6: Final answer
    x = 7,290.32

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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.