Home / 9,107.23-12,535.35-6,450.04

Finding the Fourth Proportional to 9,107.23, 12,535.35 and 6,450.04

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Solution

The fourth proportional to 9,107.23, 12,535.35 and 6,450.04 is: 8,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.23 : 12,535.35 = 6,450.04 : x
  2. Step 2: Convert to fraction form
    9,107.23/12,535.35 = 6,450.04/x
  3. Step 3: Cross multiply
    9,107.23x = 12,535.35 × 6,450.04
  4. Step 4: Simplify right side
    9,107.23x = 80,853,508.91
  5. Step 5: Solve for x
    x = 80,853,508.91/9,107.23
  6. Step 6: Final answer
    x = 8,877.95

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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.