Home / 7,160.88-10,739.46-4,819.56

Finding the Fourth Proportional to 7,160.88, 10,739.46 and 4,819.56

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Solution

The fourth proportional to 7,160.88, 10,739.46 and 4,819.56 is: 7,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.88 : 10,739.46 = 4,819.56 : x
  2. Step 2: Convert to fraction form
    7,160.88/10,739.46 = 4,819.56/x
  3. Step 3: Cross multiply
    7,160.88x = 10,739.46 × 4,819.56
  4. Step 4: Simplify right side
    7,160.88x = 51,759,471.84
  5. Step 5: Solve for x
    x = 51,759,471.84/7,160.88
  6. Step 6: Final answer
    x = 7,228.09

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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.