Home / 4,893.12-7,338.72-1,429.56

Finding the Fourth Proportional to 4,893.12, 7,338.72 and 1,429.56

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Solution

The fourth proportional to 4,893.12, 7,338.72 and 1,429.56 is: 2,144.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.12 : 7,338.72 = 1,429.56 : x
  2. Step 2: Convert to fraction form
    4,893.12/7,338.72 = 1,429.56/x
  3. Step 3: Cross multiply
    4,893.12x = 7,338.72 × 1,429.56
  4. Step 4: Simplify right side
    4,893.12x = 10,491,140.56
  5. Step 5: Solve for x
    x = 10,491,140.56/4,893.12
  6. Step 6: Final answer
    x = 2,144.06

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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.