Home / 9,487.85-13,093.97-6,981.46

Finding the Fourth Proportional to 9,487.85, 13,093.97 and 6,981.46

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Solution

The fourth proportional to 9,487.85, 13,093.97 and 6,981.46 is: 9,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.85 : 13,093.97 = 6,981.46 : x
  2. Step 2: Convert to fraction form
    9,487.85/13,093.97 = 6,981.46/x
  3. Step 3: Cross multiply
    9,487.85x = 13,093.97 × 6,981.46
  4. Step 4: Simplify right side
    9,487.85x = 91,414,960.15
  5. Step 5: Solve for x
    x = 91,414,960.15/9,487.85
  6. Step 6: Final answer
    x = 9,634.96

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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.