Home / 12,164.04-18,246.33-3,398.76

Finding the Fourth Proportional to 12,164.04, 18,246.33 and 3,398.76

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Solution

The fourth proportional to 12,164.04, 18,246.33 and 3,398.76 is: 5,098.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.04 : 18,246.33 = 3,398.76 : x
  2. Step 2: Convert to fraction form
    12,164.04/18,246.33 = 3,398.76/x
  3. Step 3: Cross multiply
    12,164.04x = 18,246.33 × 3,398.76
  4. Step 4: Simplify right side
    12,164.04x = 62,014,896.55
  5. Step 5: Solve for x
    x = 62,014,896.55/12,164.04
  6. Step 6: Final answer
    x = 5,098.22

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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.