Home / 12,299.08-16,972.74-6,709.96

Finding the Fourth Proportional to 12,299.08, 16,972.74 and 6,709.96

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Solution

The fourth proportional to 12,299.08, 16,972.74 and 6,709.96 is: 9,259.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.08 : 16,972.74 = 6,709.96 : x
  2. Step 2: Convert to fraction form
    12,299.08/16,972.74 = 6,709.96/x
  3. Step 3: Cross multiply
    12,299.08x = 16,972.74 × 6,709.96
  4. Step 4: Simplify right side
    12,299.08x = 113,886,406.49
  5. Step 5: Solve for x
    x = 113,886,406.49/12,299.08
  6. Step 6: Final answer
    x = 9,259.75

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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.