Home / 10,730.31-16,095.45-2,939.73

Finding the Fourth Proportional to 10,730.31, 16,095.45 and 2,939.73

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Solution

The fourth proportional to 10,730.31, 16,095.45 and 2,939.73 is: 4,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,730.31 : 16,095.45 = 2,939.73 : x
  2. Step 2: Convert to fraction form
    10,730.31/16,095.45 = 2,939.73/x
  3. Step 3: Cross multiply
    10,730.31x = 16,095.45 × 2,939.73
  4. Step 4: Simplify right side
    10,730.31x = 47,316,277.23
  5. Step 5: Solve for x
    x = 47,316,277.23/10,730.31
  6. Step 6: Final answer
    x = 4,409.59

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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.