Home / 10,178.60-14,047.14-6,198.92

Finding the Fourth Proportional to 10,178.60, 14,047.14 and 6,198.92

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Solution

The fourth proportional to 10,178.60, 14,047.14 and 6,198.92 is: 8,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.60 : 14,047.14 = 6,198.92 : x
  2. Step 2: Convert to fraction form
    10,178.60/14,047.14 = 6,198.92/x
  3. Step 3: Cross multiply
    10,178.60x = 14,047.14 × 6,198.92
  4. Step 4: Simplify right side
    10,178.60x = 87,077,097.09
  5. Step 5: Solve for x
    x = 87,077,097.09/10,178.60
  6. Step 6: Final answer
    x = 8,554.92

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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.