Home / 11,331.67-16,999.91-4,754.06

Finding the Fourth Proportional to 11,331.67, 16,999.91 and 4,754.06

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Solution

The fourth proportional to 11,331.67, 16,999.91 and 4,754.06 is: 7,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.67 : 16,999.91 = 4,754.06 : x
  2. Step 2: Convert to fraction form
    11,331.67/16,999.91 = 4,754.06/x
  3. Step 3: Cross multiply
    11,331.67x = 16,999.91 × 4,754.06
  4. Step 4: Simplify right side
    11,331.67x = 80,818,568.36
  5. Step 5: Solve for x
    x = 80,818,568.36/11,331.67
  6. Step 6: Final answer
    x = 7,132.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.