Home / 9,739.68-13,438.64-5,963.66

Finding the Fourth Proportional to 9,739.68, 13,438.64 and 5,963.66

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Solution

The fourth proportional to 9,739.68, 13,438.64 and 5,963.66 is: 8,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.68 : 13,438.64 = 5,963.66 : x
  2. Step 2: Convert to fraction form
    9,739.68/13,438.64 = 5,963.66/x
  3. Step 3: Cross multiply
    9,739.68x = 13,438.64 × 5,963.66
  4. Step 4: Simplify right side
    9,739.68x = 80,143,477.93
  5. Step 5: Solve for x
    x = 80,143,477.93/9,739.68
  6. Step 6: Final answer
    x = 8,228.56

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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.