Home / 10,834.34-16,251.45-3,438.63

Finding the Fourth Proportional to 10,834.34, 16,251.45 and 3,438.63

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Solution

The fourth proportional to 10,834.34, 16,251.45 and 3,438.63 is: 5,157.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.34 : 16,251.45 = 3,438.63 : x
  2. Step 2: Convert to fraction form
    10,834.34/16,251.45 = 3,438.63/x
  3. Step 3: Cross multiply
    10,834.34x = 16,251.45 × 3,438.63
  4. Step 4: Simplify right side
    10,834.34x = 55,882,723.51
  5. Step 5: Solve for x
    x = 55,882,723.51/10,834.34
  6. Step 6: Final answer
    x = 5,157.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.