Home / 10,486.30-15,730.32-4,563.39

Finding the Fourth Proportional to 10,486.30, 15,730.32 and 4,563.39

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Solution

The fourth proportional to 10,486.30, 15,730.32 and 4,563.39 is: 6,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,486.30 : 15,730.32 = 4,563.39 : x
  2. Step 2: Convert to fraction form
    10,486.30/15,730.32 = 4,563.39/x
  3. Step 3: Cross multiply
    10,486.30x = 15,730.32 × 4,563.39
  4. Step 4: Simplify right side
    10,486.30x = 71,783,584.98
  5. Step 5: Solve for x
    x = 71,783,584.98/10,486.30
  6. Step 6: Final answer
    x = 6,845.46

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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.