Home / 9,917.63-13,679.91-6,932.37

Finding the Fourth Proportional to 9,917.63, 13,679.91 and 6,932.37

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Solution

The fourth proportional to 9,917.63, 13,679.91 and 6,932.37 is: 9,562.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.63 : 13,679.91 = 6,932.37 : x
  2. Step 2: Convert to fraction form
    9,917.63/13,679.91 = 6,932.37/x
  3. Step 3: Cross multiply
    9,917.63x = 13,679.91 × 6,932.37
  4. Step 4: Simplify right side
    9,917.63x = 94,834,197.69
  5. Step 5: Solve for x
    x = 94,834,197.69/9,917.63
  6. Step 6: Final answer
    x = 9,562.19

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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.