Home / 10,833.50-16,248.75-3,438.71

Finding the Fourth Proportional to 10,833.50, 16,248.75 and 3,438.71

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Solution

The fourth proportional to 10,833.50, 16,248.75 and 3,438.71 is: 5,157.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.50 : 16,248.75 = 3,438.71 : x
  2. Step 2: Convert to fraction form
    10,833.50/16,248.75 = 3,438.71/x
  3. Step 3: Cross multiply
    10,833.50x = 16,248.75 × 3,438.71
  4. Step 4: Simplify right side
    10,833.50x = 55,874,657.87
  5. Step 5: Solve for x
    x = 55,874,657.87/10,833.50
  6. Step 6: Final answer
    x = 5,157.58

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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.