Home / 4,872.10-7,311.39-1,794.10

Finding the Fourth Proportional to 4,872.10, 7,311.39 and 1,794.10

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Solution

The fourth proportional to 4,872.10, 7,311.39 and 1,794.10 is: 2,692.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.10 : 7,311.39 = 1,794.10 : x
  2. Step 2: Convert to fraction form
    4,872.10/7,311.39 = 1,794.10/x
  3. Step 3: Cross multiply
    4,872.10x = 7,311.39 × 1,794.10
  4. Step 4: Simplify right side
    4,872.10x = 13,117,364.80
  5. Step 5: Solve for x
    x = 13,117,364.80/4,872.10
  6. Step 6: Final answer
    x = 2,692.34

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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.