Home / 9,775.18-14,665.50-3,205.99

Finding the Fourth Proportional to 9,775.18, 14,665.50 and 3,205.99

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Solution

The fourth proportional to 9,775.18, 14,665.50 and 3,205.99 is: 4,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775.18 : 14,665.50 = 3,205.99 : x
  2. Step 2: Convert to fraction form
    9,775.18/14,665.50 = 3,205.99/x
  3. Step 3: Cross multiply
    9,775.18x = 14,665.50 × 3,205.99
  4. Step 4: Simplify right side
    9,775.18x = 47,017,446.35
  5. Step 5: Solve for x
    x = 47,017,446.35/9,775.18
  6. Step 6: Final answer
    x = 4,809.88

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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.