Home / 10,178.35-14,041.92-6,198.01

Finding the Fourth Proportional to 10,178.35, 14,041.92 and 6,198.01

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Solution

The fourth proportional to 10,178.35, 14,041.92 and 6,198.01 is: 8,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.35 : 14,041.92 = 6,198.01 : x
  2. Step 2: Convert to fraction form
    10,178.35/14,041.92 = 6,198.01/x
  3. Step 3: Cross multiply
    10,178.35x = 14,041.92 × 6,198.01
  4. Step 4: Simplify right side
    10,178.35x = 87,031,960.58
  5. Step 5: Solve for x
    x = 87,031,960.58/10,178.35
  6. Step 6: Final answer
    x = 8,550.69

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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.