Home / 12,298.74-16,972.23-6,993.56

Finding the Fourth Proportional to 12,298.74, 16,972.23 and 6,993.56

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Solution

The fourth proportional to 12,298.74, 16,972.23 and 6,993.56 is: 9,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298.74 : 16,972.23 = 6,993.56 : x
  2. Step 2: Convert to fraction form
    12,298.74/16,972.23 = 6,993.56/x
  3. Step 3: Cross multiply
    12,298.74x = 16,972.23 × 6,993.56
  4. Step 4: Simplify right side
    12,298.74x = 118,696,295.70
  5. Step 5: Solve for x
    x = 118,696,295.70/12,298.74
  6. Step 6: Final answer
    x = 9,651.09

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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.