Home / 5,027.45-7,541.19-1,518.47

Finding the Fourth Proportional to 5,027.45, 7,541.19 and 1,518.47

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Solution

The fourth proportional to 5,027.45, 7,541.19 and 1,518.47 is: 2,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.45 : 7,541.19 = 1,518.47 : x
  2. Step 2: Convert to fraction form
    5,027.45/7,541.19 = 1,518.47/x
  3. Step 3: Cross multiply
    5,027.45x = 7,541.19 × 1,518.47
  4. Step 4: Simplify right side
    5,027.45x = 11,451,033.07
  5. Step 5: Solve for x
    x = 11,451,033.07/5,027.45
  6. Step 6: Final answer
    x = 2,277.70

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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.