Home / 12,374.69-17,074.13-6,997.23

Finding the Fourth Proportional to 12,374.69, 17,074.13 and 6,997.23

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Solution

The fourth proportional to 12,374.69, 17,074.13 and 6,997.23 is: 9,654.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.69 : 17,074.13 = 6,997.23 : x
  2. Step 2: Convert to fraction form
    12,374.69/17,074.13 = 6,997.23/x
  3. Step 3: Cross multiply
    12,374.69x = 17,074.13 × 6,997.23
  4. Step 4: Simplify right side
    12,374.69x = 119,471,579.67
  5. Step 5: Solve for x
    x = 119,471,579.67/12,374.69
  6. Step 6: Final answer
    x = 9,654.51

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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.