Home / 6,770.24-10,150.24-4,921.28

Finding the Fourth Proportional to 6,770.24, 10,150.24 and 4,921.28

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Solution

The fourth proportional to 6,770.24, 10,150.24 and 4,921.28 is: 7,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.24 : 10,150.24 = 4,921.28 : x
  2. Step 2: Convert to fraction form
    6,770.24/10,150.24 = 4,921.28/x
  3. Step 3: Cross multiply
    6,770.24x = 10,150.24 × 4,921.28
  4. Step 4: Simplify right side
    6,770.24x = 49,952,173.11
  5. Step 5: Solve for x
    x = 49,952,173.11/6,770.24
  6. Step 6: Final answer
    x = 7,378.20

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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.