Home / 12,260.67-16,921.61-6,954.36

Finding the Fourth Proportional to 12,260.67, 16,921.61 and 6,954.36

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Solution

The fourth proportional to 12,260.67, 16,921.61 and 6,954.36 is: 9,598.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260.67 : 16,921.61 = 6,954.36 : x
  2. Step 2: Convert to fraction form
    12,260.67/16,921.61 = 6,954.36/x
  3. Step 3: Cross multiply
    12,260.67x = 16,921.61 × 6,954.36
  4. Step 4: Simplify right side
    12,260.67x = 117,678,967.72
  5. Step 5: Solve for x
    x = 117,678,967.72/12,260.67
  6. Step 6: Final answer
    x = 9,598.09

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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.