Home / 11,115.02-16,653.33-5,905.10

Finding the Fourth Proportional to 11,115.02, 16,653.33 and 5,905.10

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Solution

The fourth proportional to 11,115.02, 16,653.33 and 5,905.10 is: 8,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115.02 : 16,653.33 = 5,905.10 : x
  2. Step 2: Convert to fraction form
    11,115.02/16,653.33 = 5,905.10/x
  3. Step 3: Cross multiply
    11,115.02x = 16,653.33 × 5,905.10
  4. Step 4: Simplify right side
    11,115.02x = 98,339,578.98
  5. Step 5: Solve for x
    x = 98,339,578.98/11,115.02
  6. Step 6: Final answer
    x = 8,847.45

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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.