Home / 3,282.75-4,921.36-1,526.86

Finding the Fourth Proportional to 3,282.75, 4,921.36 and 1,526.86

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Solution

The fourth proportional to 3,282.75, 4,921.36 and 1,526.86 is: 2,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.75 : 4,921.36 = 1,526.86 : x
  2. Step 2: Convert to fraction form
    3,282.75/4,921.36 = 1,526.86/x
  3. Step 3: Cross multiply
    3,282.75x = 4,921.36 × 1,526.86
  4. Step 4: Simplify right side
    3,282.75x = 7,514,238.65
  5. Step 5: Solve for x
    x = 7,514,238.65/3,282.75
  6. Step 6: Final answer
    x = 2,289.01

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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.