Home / 9,346.14-12,986.18-9,248.64

Finding the Fourth Proportional to 9,346.14, 12,986.18 and 9,248.64

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Solution

The fourth proportional to 9,346.14, 12,986.18 and 9,248.64 is: 12,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.14 : 12,986.18 = 9,248.64 : x
  2. Step 2: Convert to fraction form
    9,346.14/12,986.18 = 9,248.64/x
  3. Step 3: Cross multiply
    9,346.14x = 12,986.18 × 9,248.64
  4. Step 4: Simplify right side
    9,346.14x = 120,104,503.80
  5. Step 5: Solve for x
    x = 120,104,503.80/9,346.14
  6. Step 6: Final answer
    x = 12,850.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.