Home / 9,717.27-13,410.14-5,525.79

Finding the Fourth Proportional to 9,717.27, 13,410.14 and 5,525.79

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Solution

The fourth proportional to 9,717.27, 13,410.14 and 5,525.79 is: 7,625.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.27 : 13,410.14 = 5,525.79 : x
  2. Step 2: Convert to fraction form
    9,717.27/13,410.14 = 5,525.79/x
  3. Step 3: Cross multiply
    9,717.27x = 13,410.14 × 5,525.79
  4. Step 4: Simplify right side
    9,717.27x = 74,101,589.88
  5. Step 5: Solve for x
    x = 74,101,589.88/9,717.27
  6. Step 6: Final answer
    x = 7,625.76

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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.