Home / 4,893.21-7,339.83-3,438.87

Finding the Fourth Proportional to 4,893.21, 7,339.83 and 3,438.87

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Solution

The fourth proportional to 4,893.21, 7,339.83 and 3,438.87 is: 5,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.21 : 7,339.83 = 3,438.87 : x
  2. Step 2: Convert to fraction form
    4,893.21/7,339.83 = 3,438.87/x
  3. Step 3: Cross multiply
    4,893.21x = 7,339.83 × 3,438.87
  4. Step 4: Simplify right side
    4,893.21x = 25,240,721.19
  5. Step 5: Solve for x
    x = 25,240,721.19/4,893.21
  6. Step 6: Final answer
    x = 5,158.32

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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.