Home / 11,252.84-15,529.46-6,777.99

Finding the Fourth Proportional to 11,252.84, 15,529.46 and 6,777.99

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Solution

The fourth proportional to 11,252.84, 15,529.46 and 6,777.99 is: 9,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.84 : 15,529.46 = 6,777.99 : x
  2. Step 2: Convert to fraction form
    11,252.84/15,529.46 = 6,777.99/x
  3. Step 3: Cross multiply
    11,252.84x = 15,529.46 × 6,777.99
  4. Step 4: Simplify right side
    11,252.84x = 105,258,490.70
  5. Step 5: Solve for x
    x = 105,258,490.70/11,252.84
  6. Step 6: Final answer
    x = 9,353.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.