Home / 12,067.79-16,654.01-6,762.69

Finding the Fourth Proportional to 12,067.79, 16,654.01 and 6,762.69

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Solution

The fourth proportional to 12,067.79, 16,654.01 and 6,762.69 is: 9,332.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.79 : 16,654.01 = 6,762.69 : x
  2. Step 2: Convert to fraction form
    12,067.79/16,654.01 = 6,762.69/x
  3. Step 3: Cross multiply
    12,067.79x = 16,654.01 × 6,762.69
  4. Step 4: Simplify right side
    12,067.79x = 112,625,873.07
  5. Step 5: Solve for x
    x = 112,625,873.07/12,067.79
  6. Step 6: Final answer
    x = 9,332.77

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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.