Home / 11,803.66-16,288.42-6,497.46

Finding the Fourth Proportional to 11,803.66, 16,288.42 and 6,497.46

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Solution

The fourth proportional to 11,803.66, 16,288.42 and 6,497.46 is: 8,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.66 : 16,288.42 = 6,497.46 : x
  2. Step 2: Convert to fraction form
    11,803.66/16,288.42 = 6,497.46/x
  3. Step 3: Cross multiply
    11,803.66x = 16,288.42 × 6,497.46
  4. Step 4: Simplify right side
    11,803.66x = 105,833,357.41
  5. Step 5: Solve for x
    x = 105,833,357.41/11,803.66
  6. Step 6: Final answer
    x = 8,966.15

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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.