Home / 12,101.42-16,701.18-6,795.92

Finding the Fourth Proportional to 12,101.42, 16,701.18 and 6,795.92

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Solution

The fourth proportional to 12,101.42, 16,701.18 and 6,795.92 is: 9,379.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.42 : 16,701.18 = 6,795.92 : x
  2. Step 2: Convert to fraction form
    12,101.42/16,701.18 = 6,795.92/x
  3. Step 3: Cross multiply
    12,101.42x = 16,701.18 × 6,795.92
  4. Step 4: Simplify right side
    12,101.42x = 113,499,883.19
  5. Step 5: Solve for x
    x = 113,499,883.19/12,101.42
  6. Step 6: Final answer
    x = 9,379.05

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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.