Home / 9,776.73-14,664.94-2,381.20

Finding the Fourth Proportional to 9,776.73, 14,664.94 and 2,381.20

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Solution

The fourth proportional to 9,776.73, 14,664.94 and 2,381.20 is: 3,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,776.73 : 14,664.94 = 2,381.20 : x
  2. Step 2: Convert to fraction form
    9,776.73/14,664.94 = 2,381.20/x
  3. Step 3: Cross multiply
    9,776.73x = 14,664.94 × 2,381.20
  4. Step 4: Simplify right side
    9,776.73x = 34,920,155.13
  5. Step 5: Solve for x
    x = 34,920,155.13/9,776.73
  6. Step 6: Final answer
    x = 3,571.76

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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.