Home / 4,714.30-7,074.08-2,215.04

Finding the Fourth Proportional to 4,714.30, 7,074.08 and 2,215.04

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Solution

The fourth proportional to 4,714.30, 7,074.08 and 2,215.04 is: 3,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.30 : 7,074.08 = 2,215.04 : x
  2. Step 2: Convert to fraction form
    4,714.30/7,074.08 = 2,215.04/x
  3. Step 3: Cross multiply
    4,714.30x = 7,074.08 × 2,215.04
  4. Step 4: Simplify right side
    4,714.30x = 15,669,359.09
  5. Step 5: Solve for x
    x = 15,669,359.09/4,714.30
  6. Step 6: Final answer
    x = 3,323.80

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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.