Home / 10,953.23-16,431.66-3,559.34

Finding the Fourth Proportional to 10,953.23, 16,431.66 and 3,559.34

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Solution

The fourth proportional to 10,953.23, 16,431.66 and 3,559.34 is: 5,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.23 : 16,431.66 = 3,559.34 : x
  2. Step 2: Convert to fraction form
    10,953.23/16,431.66 = 3,559.34/x
  3. Step 3: Cross multiply
    10,953.23x = 16,431.66 × 3,559.34
  4. Step 4: Simplify right side
    10,953.23x = 58,485,905.78
  5. Step 5: Solve for x
    x = 58,485,905.78/10,953.23
  6. Step 6: Final answer
    x = 5,339.61

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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.