Home / 7,509.24-10,362.82-4,151.88

Finding the Fourth Proportional to 7,509.24, 10,362.82 and 4,151.88

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Solution

The fourth proportional to 7,509.24, 10,362.82 and 4,151.88 is: 5,729.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.24 : 10,362.82 = 4,151.88 : x
  2. Step 2: Convert to fraction form
    7,509.24/10,362.82 = 4,151.88/x
  3. Step 3: Cross multiply
    7,509.24x = 10,362.82 × 4,151.88
  4. Step 4: Simplify right side
    7,509.24x = 43,025,185.10
  5. Step 5: Solve for x
    x = 43,025,185.10/7,509.24
  6. Step 6: Final answer
    x = 5,729.63

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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.