Home / 5,838.08-8,043.84-4,890.56

Finding the Fourth Proportional to 5,838.08, 8,043.84 and 4,890.56

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Solution

The fourth proportional to 5,838.08, 8,043.84 and 4,890.56 is: 6,738.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.08 : 8,043.84 = 4,890.56 : x
  2. Step 2: Convert to fraction form
    5,838.08/8,043.84 = 4,890.56/x
  3. Step 3: Cross multiply
    5,838.08x = 8,043.84 × 4,890.56
  4. Step 4: Simplify right side
    5,838.08x = 39,338,882.15
  5. Step 5: Solve for x
    x = 39,338,882.15/5,838.08
  6. Step 6: Final answer
    x = 6,738.33

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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.