Home / 12,173.04-18,260.57-3,407.94

Finding the Fourth Proportional to 12,173.04, 18,260.57 and 3,407.94

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Solution

The fourth proportional to 12,173.04, 18,260.57 and 3,407.94 is: 5,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173.04 : 18,260.57 = 3,407.94 : x
  2. Step 2: Convert to fraction form
    12,173.04/18,260.57 = 3,407.94/x
  3. Step 3: Cross multiply
    12,173.04x = 18,260.57 × 3,407.94
  4. Step 4: Simplify right side
    12,173.04x = 62,230,926.93
  5. Step 5: Solve for x
    x = 62,230,926.93/12,173.04
  6. Step 6: Final answer
    x = 5,112.19

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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.