Home / 4,539.87-6,814.35-3,148.38

Finding the Fourth Proportional to 4,539.87, 6,814.35 and 3,148.38

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Solution

The fourth proportional to 4,539.87, 6,814.35 and 3,148.38 is: 4,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.87 : 6,814.35 = 3,148.38 : x
  2. Step 2: Convert to fraction form
    4,539.87/6,814.35 = 3,148.38/x
  3. Step 3: Cross multiply
    4,539.87x = 6,814.35 × 3,148.38
  4. Step 4: Simplify right side
    4,539.87x = 21,454,163.25
  5. Step 5: Solve for x
    x = 21,454,163.25/4,539.87
  6. Step 6: Final answer
    x = 4,725.72

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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.