Home / 6,400.24-9,601.37-2,240.15

Finding the Fourth Proportional to 6,400.24, 9,601.37 and 2,240.15

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Solution

The fourth proportional to 6,400.24, 9,601.37 and 2,240.15 is: 3,360.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.24 : 9,601.37 = 2,240.15 : x
  2. Step 2: Convert to fraction form
    6,400.24/9,601.37 = 2,240.15/x
  3. Step 3: Cross multiply
    6,400.24x = 9,601.37 × 2,240.15
  4. Step 4: Simplify right side
    6,400.24x = 21,508,458.20
  5. Step 5: Solve for x
    x = 21,508,458.20/6,400.24
  6. Step 6: Final answer
    x = 3,360.57

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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.