Home / 11,939.02-16,476.51-6,633.88

Finding the Fourth Proportional to 11,939.02, 16,476.51 and 6,633.88

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Solution

The fourth proportional to 11,939.02, 16,476.51 and 6,633.88 is: 9,155.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939.02 : 16,476.51 = 6,633.88 : x
  2. Step 2: Convert to fraction form
    11,939.02/16,476.51 = 6,633.88/x
  3. Step 3: Cross multiply
    11,939.02x = 16,476.51 × 6,633.88
  4. Step 4: Simplify right side
    11,939.02x = 109,303,190.16
  5. Step 5: Solve for x
    x = 109,303,190.16/11,939.02
  6. Step 6: Final answer
    x = 9,155.12

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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.