Home / 10,730.13-16,098.74-4,156.37

Finding the Fourth Proportional to 10,730.13, 16,098.74 and 4,156.37

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Solution

The fourth proportional to 10,730.13, 16,098.74 and 4,156.37 is: 6,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,730.13 : 16,098.74 = 4,156.37 : x
  2. Step 2: Convert to fraction form
    10,730.13/16,098.74 = 4,156.37/x
  3. Step 3: Cross multiply
    10,730.13x = 16,098.74 × 4,156.37
  4. Step 4: Simplify right side
    10,730.13x = 66,912,319.97
  5. Step 5: Solve for x
    x = 66,912,319.97/10,730.13
  6. Step 6: Final answer
    x = 6,235.93

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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.