Home / 11,826.95-16,317.92-6,790.91

Finding the Fourth Proportional to 11,826.95, 16,317.92 and 6,790.91

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Solution

The fourth proportional to 11,826.95, 16,317.92 and 6,790.91 is: 9,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.95 : 16,317.92 = 6,790.91 : x
  2. Step 2: Convert to fraction form
    11,826.95/16,317.92 = 6,790.91/x
  3. Step 3: Cross multiply
    11,826.95x = 16,317.92 × 6,790.91
  4. Step 4: Simplify right side
    11,826.95x = 110,813,461.49
  5. Step 5: Solve for x
    x = 110,813,461.49/11,826.95
  6. Step 6: Final answer
    x = 9,369.58

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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.