Home / 7,925.31-11,892.07-4,029.72

Finding the Fourth Proportional to 7,925.31, 11,892.07 and 4,029.72

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Solution

The fourth proportional to 7,925.31, 11,892.07 and 4,029.72 is: 6,046.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.31 : 11,892.07 = 4,029.72 : x
  2. Step 2: Convert to fraction form
    7,925.31/11,892.07 = 4,029.72/x
  3. Step 3: Cross multiply
    7,925.31x = 11,892.07 × 4,029.72
  4. Step 4: Simplify right side
    7,925.31x = 47,921,712.32
  5. Step 5: Solve for x
    x = 47,921,712.32/7,925.31
  6. Step 6: Final answer
    x = 6,046.67

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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.