Home / 10,238.58-14,129.10-5,992.56

Finding the Fourth Proportional to 10,238.58, 14,129.10 and 5,992.56

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Solution

The fourth proportional to 10,238.58, 14,129.10 and 5,992.56 is: 8,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.58 : 14,129.10 = 5,992.56 : x
  2. Step 2: Convert to fraction form
    10,238.58/14,129.10 = 5,992.56/x
  3. Step 3: Cross multiply
    10,238.58x = 14,129.10 × 5,992.56
  4. Step 4: Simplify right side
    10,238.58x = 84,669,479.50
  5. Step 5: Solve for x
    x = 84,669,479.50/10,238.58
  6. Step 6: Final answer
    x = 8,269.65

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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.