Home / 3,094.38-4,636.90-1,860.43

Finding the Fourth Proportional to 3,094.38, 4,636.90 and 1,860.43

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Solution

The fourth proportional to 3,094.38, 4,636.90 and 1,860.43 is: 2,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.38 : 4,636.90 = 1,860.43 : x
  2. Step 2: Convert to fraction form
    3,094.38/4,636.90 = 1,860.43/x
  3. Step 3: Cross multiply
    3,094.38x = 4,636.90 × 1,860.43
  4. Step 4: Simplify right side
    3,094.38x = 8,626,627.87
  5. Step 5: Solve for x
    x = 8,626,627.87/3,094.38
  6. Step 6: Final answer
    x = 2,787.84

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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.