Home / 7,178.10-10,770.27-2,794.03

Finding the Fourth Proportional to 7,178.10, 10,770.27 and 2,794.03

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Solution

The fourth proportional to 7,178.10, 10,770.27 and 2,794.03 is: 4,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178.10 : 10,770.27 = 2,794.03 : x
  2. Step 2: Convert to fraction form
    7,178.10/10,770.27 = 2,794.03/x
  3. Step 3: Cross multiply
    7,178.10x = 10,770.27 × 2,794.03
  4. Step 4: Simplify right side
    7,178.10x = 30,092,457.49
  5. Step 5: Solve for x
    x = 30,092,457.49/7,178.10
  6. Step 6: Final answer
    x = 4,192.26

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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.