Home / 4,759.48-7,139.24-1,296.64

Finding the Fourth Proportional to 4,759.48, 7,139.24 and 1,296.64

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Solution

The fourth proportional to 4,759.48, 7,139.24 and 1,296.64 is: 1,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.48 : 7,139.24 = 1,296.64 : x
  2. Step 2: Convert to fraction form
    4,759.48/7,139.24 = 1,296.64/x
  3. Step 3: Cross multiply
    4,759.48x = 7,139.24 × 1,296.64
  4. Step 4: Simplify right side
    4,759.48x = 9,257,024.15
  5. Step 5: Solve for x
    x = 9,257,024.15/4,759.48
  6. Step 6: Final answer
    x = 1,944.97

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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.