Home / 4,371.12-6,557.52-1,449.60

Finding the Fourth Proportional to 4,371.12, 6,557.52 and 1,449.60

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Solution

The fourth proportional to 4,371.12, 6,557.52 and 1,449.60 is: 2,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.12 : 6,557.52 = 1,449.60 : x
  2. Step 2: Convert to fraction form
    4,371.12/6,557.52 = 1,449.60/x
  3. Step 3: Cross multiply
    4,371.12x = 6,557.52 × 1,449.60
  4. Step 4: Simplify right side
    4,371.12x = 9,505,780.99
  5. Step 5: Solve for x
    x = 9,505,780.99/4,371.12
  6. Step 6: Final answer
    x = 2,174.68

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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.