Home / 9,776.28-14,664.29-2,380.76

Finding the Fourth Proportional to 9,776.28, 14,664.29 and 2,380.76

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Solution

The fourth proportional to 9,776.28, 14,664.29 and 2,380.76 is: 3,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,776.28 : 14,664.29 = 2,380.76 : x
  2. Step 2: Convert to fraction form
    9,776.28/14,664.29 = 2,380.76/x
  3. Step 3: Cross multiply
    9,776.28x = 14,664.29 × 2,380.76
  4. Step 4: Simplify right side
    9,776.28x = 34,912,069.84
  5. Step 5: Solve for x
    x = 34,912,069.84/9,776.28
  6. Step 6: Final answer
    x = 3,571.10

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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.