Home / 11,004.95-16,505.50-5,081.33

Finding the Fourth Proportional to 11,004.95, 16,505.50 and 5,081.33

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Solution

The fourth proportional to 11,004.95, 16,505.50 and 5,081.33 is: 7,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.95 : 16,505.50 = 5,081.33 : x
  2. Step 2: Convert to fraction form
    11,004.95/16,505.50 = 5,081.33/x
  3. Step 3: Cross multiply
    11,004.95x = 16,505.50 × 5,081.33
  4. Step 4: Simplify right side
    11,004.95x = 83,869,809.79
  5. Step 5: Solve for x
    x = 83,869,809.79/11,004.95
  6. Step 6: Final answer
    x = 7,621.10

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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.