Home / 9,393.54-14,090.28-2,819.72

Finding the Fourth Proportional to 9,393.54, 14,090.28 and 2,819.72

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Solution

The fourth proportional to 9,393.54, 14,090.28 and 2,819.72 is: 4,229.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.54 : 14,090.28 = 2,819.72 : x
  2. Step 2: Convert to fraction form
    9,393.54/14,090.28 = 2,819.72/x
  3. Step 3: Cross multiply
    9,393.54x = 14,090.28 × 2,819.72
  4. Step 4: Simplify right side
    9,393.54x = 39,730,644.32
  5. Step 5: Solve for x
    x = 39,730,644.32/9,393.54
  6. Step 6: Final answer
    x = 4,229.57

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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.