Home / 4,980.24-7,471.44-1,517.76

Finding the Fourth Proportional to 4,980.24, 7,471.44 and 1,517.76

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Solution

The fourth proportional to 4,980.24, 7,471.44 and 1,517.76 is: 2,276.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.24 : 7,471.44 = 1,517.76 : x
  2. Step 2: Convert to fraction form
    4,980.24/7,471.44 = 1,517.76/x
  3. Step 3: Cross multiply
    4,980.24x = 7,471.44 × 1,517.76
  4. Step 4: Simplify right side
    4,980.24x = 11,339,852.77
  5. Step 5: Solve for x
    x = 11,339,852.77/4,980.24
  6. Step 6: Final answer
    x = 2,276.97

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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.