Home / 12,097.20-18,150.99-6,554.50

Finding the Fourth Proportional to 12,097.20, 18,150.99 and 6,554.50

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Solution

The fourth proportional to 12,097.20, 18,150.99 and 6,554.50 is: 9,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.20 : 18,150.99 = 6,554.50 : x
  2. Step 2: Convert to fraction form
    12,097.20/18,150.99 = 6,554.50/x
  3. Step 3: Cross multiply
    12,097.20x = 18,150.99 × 6,554.50
  4. Step 4: Simplify right side
    12,097.20x = 118,970,663.96
  5. Step 5: Solve for x
    x = 118,970,663.96/12,097.20
  6. Step 6: Final answer
    x = 9,834.56

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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.