Home / 4,958.10-7,436.88-1,670.85

Finding the Fourth Proportional to 4,958.10, 7,436.88 and 1,670.85

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Solution

The fourth proportional to 4,958.10, 7,436.88 and 1,670.85 is: 2,506.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.10 : 7,436.88 = 1,670.85 : x
  2. Step 2: Convert to fraction form
    4,958.10/7,436.88 = 1,670.85/x
  3. Step 3: Cross multiply
    4,958.10x = 7,436.88 × 1,670.85
  4. Step 4: Simplify right side
    4,958.10x = 12,425,910.95
  5. Step 5: Solve for x
    x = 12,425,910.95/4,958.10
  6. Step 6: Final answer
    x = 2,506.18

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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.