Home / 7,076.43-10,614.51-4,119.30

Finding the Fourth Proportional to 7,076.43, 10,614.51 and 4,119.30

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Solution

The fourth proportional to 7,076.43, 10,614.51 and 4,119.30 is: 6,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.43 : 10,614.51 = 4,119.30 : x
  2. Step 2: Convert to fraction form
    7,076.43/10,614.51 = 4,119.30/x
  3. Step 3: Cross multiply
    7,076.43x = 10,614.51 × 4,119.30
  4. Step 4: Simplify right side
    7,076.43x = 43,724,351.04
  5. Step 5: Solve for x
    x = 43,724,351.04/7,076.43
  6. Step 6: Final answer
    x = 6,178.87

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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.