Home / 11,803.29-16,287.92-6,497.07

Finding the Fourth Proportional to 11,803.29, 16,287.92 and 6,497.07

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Solution

The fourth proportional to 11,803.29, 16,287.92 and 6,497.07 is: 8,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.29 : 16,287.92 = 6,497.07 : x
  2. Step 2: Convert to fraction form
    11,803.29/16,287.92 = 6,497.07/x
  3. Step 3: Cross multiply
    11,803.29x = 16,287.92 × 6,497.07
  4. Step 4: Simplify right side
    11,803.29x = 105,823,642.47
  5. Step 5: Solve for x
    x = 105,823,642.47/11,803.29
  6. Step 6: Final answer
    x = 8,965.61

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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.