Home / 4,641.35-6,958.12-3,156.42

Finding the Fourth Proportional to 4,641.35, 6,958.12 and 3,156.42

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Solution

The fourth proportional to 4,641.35, 6,958.12 and 3,156.42 is: 4,731.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.35 : 6,958.12 = 3,156.42 : x
  2. Step 2: Convert to fraction form
    4,641.35/6,958.12 = 3,156.42/x
  3. Step 3: Cross multiply
    4,641.35x = 6,958.12 × 3,156.42
  4. Step 4: Simplify right side
    4,641.35x = 21,962,706.45
  5. Step 5: Solve for x
    x = 21,962,706.45/4,641.35
  6. Step 6: Final answer
    x = 4,731.96

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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.