Home / 10,519.38-14,516.55-5,803.56

Finding the Fourth Proportional to 10,519.38, 14,516.55 and 5,803.56

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Solution

The fourth proportional to 10,519.38, 14,516.55 and 5,803.56 is: 8,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519.38 : 14,516.55 = 5,803.56 : x
  2. Step 2: Convert to fraction form
    10,519.38/14,516.55 = 5,803.56/x
  3. Step 3: Cross multiply
    10,519.38x = 14,516.55 × 5,803.56
  4. Step 4: Simplify right side
    10,519.38x = 84,247,668.92
  5. Step 5: Solve for x
    x = 84,247,668.92/10,519.38
  6. Step 6: Final answer
    x = 8,008.81

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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.