Home / 11,742.47-16,204.01-6,705.71

Finding the Fourth Proportional to 11,742.47, 16,204.01 and 6,705.71

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Solution

The fourth proportional to 11,742.47, 16,204.01 and 6,705.71 is: 9,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.47 : 16,204.01 = 6,705.71 : x
  2. Step 2: Convert to fraction form
    11,742.47/16,204.01 = 6,705.71/x
  3. Step 3: Cross multiply
    11,742.47x = 16,204.01 × 6,705.71
  4. Step 4: Simplify right side
    11,742.47x = 108,659,363.26
  5. Step 5: Solve for x
    x = 108,659,363.26/11,742.47
  6. Step 6: Final answer
    x = 9,253.53

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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.