Home / 4,725.38-7,089.34-4,208.92

Finding the Fourth Proportional to 4,725.38, 7,089.34 and 4,208.92

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Solution

The fourth proportional to 4,725.38, 7,089.34 and 4,208.92 is: 6,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.38 : 7,089.34 = 4,208.92 : x
  2. Step 2: Convert to fraction form
    4,725.38/7,089.34 = 4,208.92/x
  3. Step 3: Cross multiply
    4,725.38x = 7,089.34 × 4,208.92
  4. Step 4: Simplify right side
    4,725.38x = 29,838,464.91
  5. Step 5: Solve for x
    x = 29,838,464.91/4,725.38
  6. Step 6: Final answer
    x = 6,314.51

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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.