Home / 4,922.55-7,383.11-1,635.57

Finding the Fourth Proportional to 4,922.55, 7,383.11 and 1,635.57

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Solution

The fourth proportional to 4,922.55, 7,383.11 and 1,635.57 is: 2,453.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.55 : 7,383.11 = 1,635.57 : x
  2. Step 2: Convert to fraction form
    4,922.55/7,383.11 = 1,635.57/x
  3. Step 3: Cross multiply
    4,922.55x = 7,383.11 × 1,635.57
  4. Step 4: Simplify right side
    4,922.55x = 12,075,585.04
  5. Step 5: Solve for x
    x = 12,075,585.04/4,922.55
  6. Step 6: Final answer
    x = 2,453.12

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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.