Home / 10,833.89-16,253.27-3,438.59

Finding the Fourth Proportional to 10,833.89, 16,253.27 and 3,438.59

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Solution

The fourth proportional to 10,833.89, 16,253.27 and 3,438.59 is: 5,158.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.89 : 16,253.27 = 3,438.59 : x
  2. Step 2: Convert to fraction form
    10,833.89/16,253.27 = 3,438.59/x
  3. Step 3: Cross multiply
    10,833.89x = 16,253.27 × 3,438.59
  4. Step 4: Simplify right side
    10,833.89x = 55,888,331.69
  5. Step 5: Solve for x
    x = 55,888,331.69/10,833.89
  6. Step 6: Final answer
    x = 5,158.66

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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.