Home / 12,001.93-16,560.47-6,966.73

Finding the Fourth Proportional to 12,001.93, 16,560.47 and 6,966.73

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Solution

The fourth proportional to 12,001.93, 16,560.47 and 6,966.73 is: 9,612.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.93 : 16,560.47 = 6,966.73 : x
  2. Step 2: Convert to fraction form
    12,001.93/16,560.47 = 6,966.73/x
  3. Step 3: Cross multiply
    12,001.93x = 16,560.47 × 6,966.73
  4. Step 4: Simplify right side
    12,001.93x = 115,372,288.33
  5. Step 5: Solve for x
    x = 115,372,288.33/12,001.93
  6. Step 6: Final answer
    x = 9,612.81

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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.