Home / 11,803.18-16,288.25-6,497.88

Finding the Fourth Proportional to 11,803.18, 16,288.25 and 6,497.88

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Solution

The fourth proportional to 11,803.18, 16,288.25 and 6,497.88 is: 8,967.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.18 : 16,288.25 = 6,497.88 : x
  2. Step 2: Convert to fraction form
    11,803.18/16,288.25 = 6,497.88/x
  3. Step 3: Cross multiply
    11,803.18x = 16,288.25 × 6,497.88
  4. Step 4: Simplify right side
    11,803.18x = 105,839,093.91
  5. Step 5: Solve for x
    x = 105,839,093.91/11,803.18
  6. Step 6: Final answer
    x = 8,967.00

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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.