Home / 12,474.06-17,214.10-6,808.71

Finding the Fourth Proportional to 12,474.06, 17,214.10 and 6,808.71

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Solution

The fourth proportional to 12,474.06, 17,214.10 and 6,808.71 is: 9,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474.06 : 17,214.10 = 6,808.71 : x
  2. Step 2: Convert to fraction form
    12,474.06/17,214.10 = 6,808.71/x
  3. Step 3: Cross multiply
    12,474.06x = 17,214.10 × 6,808.71
  4. Step 4: Simplify right side
    12,474.06x = 117,205,814.81
  5. Step 5: Solve for x
    x = 117,205,814.81/12,474.06
  6. Step 6: Final answer
    x = 9,395.96

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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.