Home / 6,960.60-10,431.14-3,842.06

Finding the Fourth Proportional to 6,960.60, 10,431.14 and 3,842.06

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Solution

The fourth proportional to 6,960.60, 10,431.14 and 3,842.06 is: 5,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.60 : 10,431.14 = 3,842.06 : x
  2. Step 2: Convert to fraction form
    6,960.60/10,431.14 = 3,842.06/x
  3. Step 3: Cross multiply
    6,960.60x = 10,431.14 × 3,842.06
  4. Step 4: Simplify right side
    6,960.60x = 40,076,994.38
  5. Step 5: Solve for x
    x = 40,076,994.38/6,960.60
  6. Step 6: Final answer
    x = 5,757.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.