Home / 9,394.36-12,950.82-6,740.92

Finding the Fourth Proportional to 9,394.36, 12,950.82 and 6,740.92

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Solution

The fourth proportional to 9,394.36, 12,950.82 and 6,740.92 is: 9,292.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,394.36 : 12,950.82 = 6,740.92 : x
  2. Step 2: Convert to fraction form
    9,394.36/12,950.82 = 6,740.92/x
  3. Step 3: Cross multiply
    9,394.36x = 12,950.82 × 6,740.92
  4. Step 4: Simplify right side
    9,394.36x = 87,300,441.55
  5. Step 5: Solve for x
    x = 87,300,441.55/9,394.36
  6. Step 6: Final answer
    x = 9,292.86

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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.