Home / 12,542.45-17,308.58-6,799.92

Finding the Fourth Proportional to 12,542.45, 17,308.58 and 6,799.92

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Solution

The fourth proportional to 12,542.45, 17,308.58 and 6,799.92 is: 9,383.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,542.45 : 17,308.58 = 6,799.92 : x
  2. Step 2: Convert to fraction form
    12,542.45/17,308.58 = 6,799.92/x
  3. Step 3: Cross multiply
    12,542.45x = 17,308.58 × 6,799.92
  4. Step 4: Simplify right side
    12,542.45x = 117,696,925.31
  5. Step 5: Solve for x
    x = 117,696,925.31/12,542.45
  6. Step 6: Final answer
    x = 9,383.89

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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.