Home / 10,379.05-14,325.38-6,601.48

Finding the Fourth Proportional to 10,379.05, 14,325.38 and 6,601.48

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Solution

The fourth proportional to 10,379.05, 14,325.38 and 6,601.48 is: 9,111.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.05 : 14,325.38 = 6,601.48 : x
  2. Step 2: Convert to fraction form
    10,379.05/14,325.38 = 6,601.48/x
  3. Step 3: Cross multiply
    10,379.05x = 14,325.38 × 6,601.48
  4. Step 4: Simplify right side
    10,379.05x = 94,568,709.56
  5. Step 5: Solve for x
    x = 94,568,709.56/10,379.05
  6. Step 6: Final answer
    x = 9,111.50

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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.