Home / 9,392.51-14,090.13-2,819.21

Finding the Fourth Proportional to 9,392.51, 14,090.13 and 2,819.21

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Solution

The fourth proportional to 9,392.51, 14,090.13 and 2,819.21 is: 4,229.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392.51 : 14,090.13 = 2,819.21 : x
  2. Step 2: Convert to fraction form
    9,392.51/14,090.13 = 2,819.21/x
  3. Step 3: Cross multiply
    9,392.51x = 14,090.13 × 2,819.21
  4. Step 4: Simplify right side
    9,392.51x = 39,723,017.78
  5. Step 5: Solve for x
    x = 39,723,017.78/9,392.51
  6. Step 6: Final answer
    x = 4,229.23

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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.