Home / 3,215.62-4,823.36-1,024.30

Finding the Fourth Proportional to 3,215.62, 4,823.36 and 1,024.30

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Solution

The fourth proportional to 3,215.62, 4,823.36 and 1,024.30 is: 1,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.62 : 4,823.36 = 1,024.30 : x
  2. Step 2: Convert to fraction form
    3,215.62/4,823.36 = 1,024.30/x
  3. Step 3: Cross multiply
    3,215.62x = 4,823.36 × 1,024.30
  4. Step 4: Simplify right side
    3,215.62x = 4,940,567.65
  5. Step 5: Solve for x
    x = 4,940,567.65/3,215.62
  6. Step 6: Final answer
    x = 1,536.43

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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.