Home / 12,301.24-16,974.09-6,994.90

Finding the Fourth Proportional to 12,301.24, 16,974.09 and 6,994.90

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Solution

The fourth proportional to 12,301.24, 16,974.09 and 6,994.90 is: 9,652.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.24 : 16,974.09 = 6,994.90 : x
  2. Step 2: Convert to fraction form
    12,301.24/16,974.09 = 6,994.90/x
  3. Step 3: Cross multiply
    12,301.24x = 16,974.09 × 6,994.90
  4. Step 4: Simplify right side
    12,301.24x = 118,732,062.14
  5. Step 5: Solve for x
    x = 118,732,062.14/12,301.24
  6. Step 6: Final answer
    x = 9,652.04

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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.