Home / 7,089.10-10,633.66-3,188.95

Finding the Fourth Proportional to 7,089.10, 10,633.66 and 3,188.95

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Solution

The fourth proportional to 7,089.10, 10,633.66 and 3,188.95 is: 4,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.10 : 10,633.66 = 3,188.95 : x
  2. Step 2: Convert to fraction form
    7,089.10/10,633.66 = 3,188.95/x
  3. Step 3: Cross multiply
    7,089.10x = 10,633.66 × 3,188.95
  4. Step 4: Simplify right side
    7,089.10x = 33,910,228.67
  5. Step 5: Solve for x
    x = 33,910,228.67/7,089.10
  6. Step 6: Final answer
    x = 4,783.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.