Home / 10,966.32-16,449.48-4,806

Finding the Fourth Proportional to 10,966.32, 16,449.48 and 4,806

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Solution

The fourth proportional to 10,966.32, 16,449.48 and 4,806 is: 7,209

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.32 : 16,449.48 = 4,806 : x
  2. Step 2: Convert to fraction form
    10,966.32/16,449.48 = 4,806/x
  3. Step 3: Cross multiply
    10,966.32x = 16,449.48 × 4,806
  4. Step 4: Simplify right side
    10,966.32x = 79,056,200.88
  5. Step 5: Solve for x
    x = 79,056,200.88/10,966.32
  6. Step 6: Final answer
    x = 7,209

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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.