Home / 7,502.04-11,245.37-2,821.19

Finding the Fourth Proportional to 7,502.04, 11,245.37 and 2,821.19

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Solution

The fourth proportional to 7,502.04, 11,245.37 and 2,821.19 is: 4,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.04 : 11,245.37 = 2,821.19 : x
  2. Step 2: Convert to fraction form
    7,502.04/11,245.37 = 2,821.19/x
  3. Step 3: Cross multiply
    7,502.04x = 11,245.37 × 2,821.19
  4. Step 4: Simplify right side
    7,502.04x = 31,725,255.06
  5. Step 5: Solve for x
    x = 31,725,255.06/7,502.04
  6. Step 6: Final answer
    x = 4,228.88

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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.