Home / 5,228.07-7,842.50-1,332.44

Finding the Fourth Proportional to 5,228.07, 7,842.50 and 1,332.44

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Solution

The fourth proportional to 5,228.07, 7,842.50 and 1,332.44 is: 1,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.07 : 7,842.50 = 1,332.44 : x
  2. Step 2: Convert to fraction form
    5,228.07/7,842.50 = 1,332.44/x
  3. Step 3: Cross multiply
    5,228.07x = 7,842.50 × 1,332.44
  4. Step 4: Simplify right side
    5,228.07x = 10,449,660.70
  5. Step 5: Solve for x
    x = 10,449,660.70/5,228.07
  6. Step 6: Final answer
    x = 1,998.76

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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.